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careless850
Group Title
Can someone please explain and show me how to do these please. 1.) x^2 – 8x + 15
2.) a^2 – a – 20
3.)a^2 – 5a – 20
4.)a^2 + 12ab + 27b^2
5.)2a^2 + 30a + 100
 2 years ago
 2 years ago
careless850 Group Title
Can someone please explain and show me how to do these please. 1.) x^2 – 8x + 15 2.) a^2 – a – 20 3.)a^2 – 5a – 20 4.)a^2 + 12ab + 27b^2 5.)2a^2 + 30a + 100
 2 years ago
 2 years ago

This Question is Closed

careless850 Group TitleBest ResponseYou've already chosen the best response.1
@Roya Could you help me?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Anyone?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
dear i 'll . u need to find out x and a ?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Yes please. Well, yeah. :/ It's factoring trinomials.
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Instructions say > Factor each trinomial below. Please show your work
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
x^28x+15=0 (x3)(x5)
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
for ex for this one think about two numbers which their multiple product be 15 and their product of sum be 8
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
we know that 3*5 is 15 and we check if the some of them is 8 or not ? 5+3=8 but with a little experience we guess 3+5=8
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
20=10*2 10*2=8 102=8 20=5*4 5+4=9 54=1 45=1 so can u find out the factors ?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
10 and 5
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
u mean (a10)(a5) ?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Wait, which one are we on?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
The second one?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
I'd say the factors would be 10 and 5.
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
look at what i wrote before . 45=1 4*5=20
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
(a1) (a10)
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
not 10 I meant a1 * a20
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
a^211a+10 is it ur equation ?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
a^221a+20 is it ur equation
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
So confusing. :/
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
don't be confuse it's need just practice . look at what i done
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
for second one as i wrote before the answer is : a5*a+4
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
i think the third one is not correct but let's check forth one :
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
The question for #2 is, a^2 – a – 20. So, I have to find the product of a and the sum of 20, right?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
All those up top are questions, I have to factor all of them.
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
u know (a+b)^2= a^2+2ab+b^2 can u guess what we should put in my equation instead b ? because u see that first term didn't change
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
ok i solve num 3 as well but first the easier
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Let's do #2, again.
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
a^2 – a – 20
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
What would I do first?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
for factories as i remember we have some ways can u tell me the ways ?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Find the product of one and the sum of another.
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
plz tell me all the method
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
I don't know..
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
one is (x+b)(x+a)=x^2+(a+b)+ab that's what u mentioned .
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
fortunately we can solve #2 with this : so look at 20 tell me product of which numbers make 20?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
and 1  2 = 8
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
10  2 = 8
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
so 10 and 8?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
look at our formula coefficient of x is equal to sum of the numbers , am i correct ?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
ok now tell me is the sum of 10 and 2 equal to 1 ?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
10 + 2 = 12. 12 + (13) = 1
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
dear now what's ur number ? check them
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
The sum of 10 and 2 is 12, right?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Okay, so the sum of 10 and 2 isn't 1.
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
dear don't be confuse . may i know what's ur grade ? high school ?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
where r u from ?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
I just need to complete these 5 questions for my assignment or I get kicked out of my class. I'm from USA.
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
dear i'm here till tomorrow morning and i'll help u . u r just 16 years old . never mind dear no one kick u out
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
lets learn it again with each other ok ? ready ? fasten ur seat belt
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
I'm 17. I've failed Algebra 3 times. I just don't understand it. I'd be graduated by now if it wasn't for Algebra.
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
u r a genius . may i know ur name ?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Possibly. What's yours?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
dear algebra is sweet if u touch it and guess it .
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
my name is roya . i'm iranian and i'm 21 . i'm electrical engineering student and mu=y name means dream . any thing else ? i'm a girl
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Ha. I'm a boy, 17 the name is Dylan and I'm from Florida.
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
ok are u ready ?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
My name is Careless because eeveryone calls me that and I don't care about anything but computers and programming and processing. Yes, I'm ready. Let's start with #2... again. please.
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
dear look at # 2 . and compare it with our formula a^2a20
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
our formula for this one is x^2+(a+b)x+ab
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
so we should find 2 numbers which their mlt = 20 and their sum = 1 ok ?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
so tell me the numbers which their mlt = 20
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
10 * 2
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
can u tell me their sum ?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
sum of...?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
10 + 2?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
as u and me know their sum is 102 =8 ok ?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
or as u wrote 10+2=8
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
none of them are equal to 1 . am i right ?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
so let's try another numbers . tell me two other number's which mlt=20
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
ok and tell me the sum
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
5 + 4 = 1///
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
(x5) (x+4) .... ^_^
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
so u find two numbers which mlt=20 and sum = 1 so put them in our formula
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
such a genius boy . u should proud of urself .
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
know multiple two terms to check ur answer .
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
So, I got it right?
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
ok i give u another ex and plz solve it for me .
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
mlt of 5 and sum of 6.. is....
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
oh oh ! mlt=6 sum=5
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
2.5 * 2 = 5 and 3* 2 = 6...
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
ohhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
note that u can't change the number for sum and mlt
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
3*2 = 6 and 3+2 = 5...
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
fantastic so put them in formula
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
(x+3) (x+2)
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
great job , look at this one : x^2+11x+18
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
first tell me the mlt and sum :
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
92 = 18 and 9+2 = 11. (x+9) (x+2)
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
9*2 = 18 and 9+2 = 11.
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
92 no 9*2 dear yes u solve it .
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
I get THOSE.. why can't I get M questions...
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Like this.. a^2 – 5a – 20..
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
sum of 5 and mlt of 20..
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
sum of 5 and 20*
 2 years ago

Roya Group TitleBest ResponseYou've already chosen the best response.1
it's a bit more difficult
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
Ugh. Sum of 5 and mlt of 20.**
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
How so? What do I have to do now?
 2 years ago

careless850 Group TitleBest ResponseYou've already chosen the best response.1
HEY. I'm going to close this question and open another one. This one is getting laggy.
 2 years ago
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