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Questions Answered

sharper7:
Solve 3x^3  4x^2  12x + 16 = 0
 updated 2 years ago
 6 replies
 2 Medals
Mathematics

eunjii:
can anybody please explain the steps of solving this equation for me?
n/5  3n/10 = 1/5
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

tifranco:
Show by proof that except for 2 and 5, every prime can be expressed as 10k +1, 10k+3, 10k+7, or 10k+9, where k is an integer.
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics

mathsun33:
Find the arc length of the graph, on the interval [1/2,2], of
y=((x^3)/(6))+((1)/(2x))…
 updated 2 years ago
 12 replies
 2 Medals
Mathematics

pasha:
[x+2] when x=2,1
[x+2] when x=2,1
plz help :(
 updated 2 years ago
 32 replies
 No Medals Yet
Mathematics

rmmkearney:
Let's say I have triangle ABC. If I draw a median line from A to the opposite side, lets call the new point Dwhat is the relationship…
 updated 2 years ago
 49 replies
 No Medals Yet
Mathematics

samephone18:
Write the exponential equation in logarithmic form.
3x = 243
1.log3243 = x…
 updated 2 years ago
 14 replies
 No Medals Yet
Mathematics

amistre64:
I cant seem to locate a free c/c++ compiler that I can use to play with. Any ideas where a simple downloadable compiler is located?
Or at…
 updated 2 years ago
 27 replies
 6 Medals
Mathematics

cantorset2:
Does this proof make sense. prove n! > n^2 for n>=4.
So we assume that k^2 < k! Notice that that k>1 is equivalent to 2k+1 < 3k It follows…
 updated 2 years ago
 26 replies
 No Medals Yet
Mathematics

Mrbonez321:
Given: P(8, 4) and Q(1, 9). Write the component form of vector PQ. Show all work.…
 updated 2 years ago
 20 replies
 4 Medals
Mathematics

amistre64:
You have $1000 in an account that pays 12% interest compounded monthly.
If you take out $50 a month, how many months will your money last?
 updated 2 years ago
 7 replies
 1 Medal
Mathematics

Grell:
I've got a question, there are six friends. One is a teacher,another is a priest,then a student and the others are a doctor,a nurse and a e…
 updated 2 years ago
 9 replies
 2 Medals
Mathematics

Esteban_Ramirez:
Choose the statement that is NOT a conclusion you can make from the given information.
Given ABCD is a Kite.
1) …
 updated 2 years ago
 4 replies
 No Medals Yet
Mathematics

im_dumb:
College question: A group of 28 student in a math class consists of 11 science majors and 17 humanities majors(there are no student that ar…
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

Courtney16:
How do you solve this problem??
Any help is appreciated!!
…
 updated 2 years ago
 41 replies
 1 Medal
Mathematics

Ana2:
What are your favorite books?
 updated 2 years ago
 10 replies
 2 Medals
Mathematics

lisa12382:
Which compound sentence is equivalent to x  5 < 4?
A. x  5 > 4 or x  5 < 4…
 updated 2 years ago
 9 replies
 2 Medals
Mathematics

mathkid4747:
My question is attached,
thanks!
 updated 2 years ago
 10 replies
 1 Medal
Mathematics

bbb911:
this is geometry attachment included
 updated 2 years ago
 13 replies
 3 Medals
Mathematics

bbb911:
this is geometry attachment included
 updated 2 years ago
 5 replies
 1 Medal
Mathematics

Mrbonez321:
Tell me what I need to do next! Thank You!
Given a cylinder with a surface area of 60 units squared and a height of 7 units. Find the vo…
 updated 2 years ago
 8 replies
 No Medals Yet
Mathematics

dazza67:
How can you write code to find a prime factor. I can write code to find factors of a number,but how do you determine if it is a prime fact…
 updated 2 years ago
 9 replies
 1 Medal
Mathematics

jazi1:
solve
8x  (3x + 7) = 13
the solution is x = ?
 updated 2 years ago
 5 replies
 No Medals Yet
Mathematics

teppijoe:
geometry question....the intersections of two planes is what?
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

mathkid4747:
My problem is attached,
Thanks!
 updated 2 years ago
 61 replies
 1 Medal
Mathematics

sierra14:
f(x)=5x+1,find f(4)
 updated 2 years ago
 1 reply
 1 Medal
Mathematics

GummageFriend:
If the line segment DE is a diameter of a circle with centre C, and F is any other point on
the circle, prove that (in Euclidean geometry) …
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

Bellalakiki622:
At Bison High School, there are 16 students in English Club, 16 students in Science Club and 20 students in Math Club. Of these students, …
 updated 2 years ago
 11 replies
 No Medals Yet
Mathematics

eistein+newton+gallileo=_me:
prove by induction that 2^n is less or equal to n!…
 updated 2 years ago
 6 replies
 No Medals Yet
Mathematics

ms:
find the limit. lim (x5)/((x^2)25) x> 5+
i got 1/10 when i computed the limit but when i graph it, i don't see how it's 1/10...
 updated 2 years ago
 3 replies
 No Medals Yet
Mathematics
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