Question

factor: x^2 - 3x - 10

factor: x^2 -16

Answer 1

x^2 -3x -10 =(x-5)(x+2)

Answer 2

for second us formula 2 -b^2 =(a-b)(a+b)

ok ?

Answer 3

oh sorry have list the a

Answer 4

so a^2 -b^2 =(a-b)(a+b)

Answer 5

ok ?

Answer 6

this is easy

a=x
b=4

Answer 7

try it now alone