Check my answers?
complete.
1. k^2+5k+6=(k+2)(k+□)
a. 3
b. 6
c. 12
d. 4
2. x^2+7x+10=(x-5)(x-□)
a. 1
b. 2
c. 4
d. 5
3. v^2+12v+20 = (v+10(v+□)
a. 10
b. 20
c. 40
d. 2
factor the expression:
4. t^2 +10t +16
a. (t+2)(t+5)
b. (t+2)(t+8)
c. (t+4)(t+4)
d. (t+5)(t+4)
5. n^2-15n+56
a. (n+7)(n+8)
b. (n+7)(n-8)
c. (n-7)(n-8)
d. (n-7)(n-8)
6. q^2-8q+12
a. (q-4)(q-3)
b. (q-4)(q-2)
c. (q+6)(q+2)
d. (q-6)(q-2)
complete:
7. z^2-2z-48=(z-8)(z+□)
a. 3
b. 6
c. 12
d. 4
factor the expression:
8. w^2-7w-8
a. (w-8)(w-1)
b. (w-2)(w-4)
c. (w-8)(w+1)
d. (w+8)(w-1)
9. r^2 +19rs +90s^2
a. (r+3s)(r+30s)
b. (r+3)(r+30s^2)
c. (r+10)(r+9s)
d. (r+10)(r+9s^2)
10. m^2-3mn-28n^2
a. (m +4n)(m-7n)
b. (m-4n)(m+7n)
c. (m-2n)(m+14n)
d. (m+2n)(m-14n)
11. suppose you can factor c^2+bx+c as (x+p)(x+q). if c> 0, what could be possible values of p and q?
a. p=5, q=-8
b. p=- 2, q=6
c. p= -4, q=-7
d. p= -13, q=1
12. suppose you can factor x^2+bx+c as x+p)(x+q). if c< 0, what could be possible values of p and q?
a. p= -3, q= 7
b. p= 11, q=4
c. p = -2, q= -5
d. p= 1, q= 10