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Questions Answered

charlotteakina:
Already Answered ! need someone to check!
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

evergirl:
A fraction has a denominator of 2 + 7i. What is multiplied with the fraction to rationalize the fraction?
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

studmuffin:
Write the equation of the line that is parallel to the line 3x  y = 3 and passes through the point (4, 2).
 updated one year ago
 5 replies
 1 Medal
Mathematics

liliy:
find the first 10 terms of the sequence whose nth term is 3^n 2^n :
 updated one year ago
 4 replies
 1 Medal
Mathematics

Girl.On.Fire:
Please help (question inside)
 updated one year ago
 5 replies
 1 Medal
Mathematics

A.AK:
28y24y3 factorise
 updated one year ago
 3 replies
 2 Medals
Mathematics

Neelima:
The elements in this circuit have the following values: R1=100Ω, R2=100Ω, R3=200Ω, V1=5V, I1=0.01A and I2=0.001A
 updated one year ago
 8 replies
 No Medals Yet
Mathematics

Burningitdown:
10.
Graph the quadratic functions y = 2x2 and y = 2x2 + 4 on a separate piece of paper. Using those graphs, compare and contrast the sh…
 updated one year ago
 4 replies
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Mathematics

jenniferg1996:
Kathryn currently has an account balance of $2,248.95. She opened the account 7 years ago with a deposit of $1,762.14. If the interest compo…
 updated one year ago
 8 replies
 2 Medals
Mathematics

2yoututu11:
Solve.
4y = 144
…
 updated one year ago
 3 replies
 3 Medals
Mathematics

gary5:
polynomial using synthetic (x ^5  8x ^3 + 24x^ 2 + 12x + 40)/ (x + 4)
 updated one year ago
 16 replies
 1 Medal
Mathematics

BUBBLES1219:
Sam is building a new deck. His decking material is sold by the square foot. At a cost of $3.90 per square foot, how much will it cost Sam t…
 updated one year ago
 1 reply
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Mathematics

livelaughlilz:
find a quadratic equation whose roots are 3+i and 1/2
 updated one year ago
 32 replies
 1 Medal
Mathematics

momoswag:
Currently, Sam's coach is three times older than Sam. When Sam started soccer 5 years ago, his coach was five times his age. How old is Sam …
 updated one year ago
 6 replies
 2 Medals
Mathematics

pinkgirl12:
Mr. Smith needs to rent buses for five classes going on a field trip. The five classes have 34, 38, 40, 36, and 32 students, If a single bus…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

fhsbgtr:
8n+36n/2 simplify the expression
 updated one year ago
 12 replies
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Mathematics

CameronND1:
simplify 10/14 to lowest terms
 updated one year ago
 2 replies
 1 Medal
Mathematics

Ashley120:
Which ratio is not equal to 4/9?
 updated one year ago
 1 reply
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Mathematics

CameronND1:
simplify 3/9
…
 updated one year ago
 6 replies
 2 Medals
Mathematics

teague19:
Can someone tell me what the 2nd derivative is? and what is it used for? use f(x)=xe^x as an example plz.
 updated one year ago
 8 replies
 1 Medal
Mathematics

emeliarocks12:
Evaluate m – n when m = –1.5 and n = –7.7.
…
 updated one year ago
 4 replies
 2 Medals
Mathematics

emeliarocks12:
5 +2
 updated one year ago
 4 replies
 2 Medals
Mathematics

Yahoo!:
bx+cy+a=0 , cx+ay+b=0 , ax+by+c=0 are three distinct lines meeing at a point , the point of concurrence is?
 updated one year ago
 2 replies
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Mathematics

Rubie:
400m run. I'm faster than my partner by 4sec/ 1m. My partner finished the run in 50seconds. how do I create an equation and solve for this …
 updated one year ago
 11 replies
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Mathematics

03453660:
prove:
when xz= yz then x=y if z is not equal to zero
 updated one year ago
 12 replies
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Mathematics

Mubi:
A curve has equation y= x^3+ 3x^2 9x+k, where k is a constant.
1/ write down an expression for dy/dx
2/ find the xcoordinates of the two…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

namonminejasisyt:
Anyone knows how to do this? PLEASE! and thank you so much in advance .
Designer to be : You were invited by a certain company, owner chal…
 updated one year ago
 28 replies
 1 Medal
Mathematics

jasmine08:
solve the equation and check the solution.
6(4z1)4(z+8)=11(z+1)
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

nicole06:
a triangle with equal sides and a square have the same perimeters. The length of a side of the triangle is 2x+2. the Length of the square is…
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

smile.im.here.:
solve; x=bcd, for c
 updated one year ago
 10 replies
 1 Medal
Mathematics
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