# math

posted by .

factor completely if the polinomial is prime state this

x^2 + 6xy - 135y^2

• math -

we need two factors of 135 which are close to its square root : ~= 12
So, 9,15?

(x-9y)(x+15y)

## Respond to this Question

 First Name School Subject Your Answer

## Similar Questions

1. ### Factoring and Prime

I am still having troulbe with these. Her is another one I am stuck on. I think the prime is getting me. Factor completely or state that it is prime x^2 + 9xy + 16y^2 The factors of 16 are: 16 x 1. 8 x 2. 4 x 4. None of these add together …
2. ### math

Factor completely first look for a common factor and check by multiplying If polynomialis a prime state this 27m^2-36+12
3. ### math

Factor completely first look for a common factor and check by multiplying If polynomialis a prime state this 27m^2-36+12
4. ### algebra

factor completely. remember to look first for a common factor. if a polynomial is prime,state this -4t^2+64
5. ### algebra

factor completely. Remember to look first for a common factor. if the polynomial is prime, state this. -4t^2+64
6. ### math

factor completely. if the polynomial is prime, state this?
7. ### math

factor completely if the polynomial is prime. state this 6a^6-24a^3b
8. ### MATH 101

Factor completely. Be sure to factor out the greatest common factor first if it is other than 1. (If the polynomial is prime, enter PRIME.) 56a^2+39ab-27b^2
9. ### math

Completely factor the expression 2a3 − 128. A. 2(a − 4)3 B. 2(a − 4)(a2 + 4a + 16) C. 2(a3 − 64) D. Prime Completely factor the expression 7(x − y) − z(x − y). A. Prime B. (x − y)(7 − …
10. ### math

Completely factor the expression 16t3 − 50t2 + 36t. A. 2t(8t − 9)(t − 2) B. Prime C. 2t(8t + 9)(t + 2) D. 2t(8t − 25t + 18)   Completely factor the expression 48u4v4 − 18u2v2 − 3u8v5. …

More Similar Questions