Question

Fill in the missing number to complete the factorization:

x 3 + 14x 2 + 59x + 70 = (x + 2)(x + 5)(x +?)

Answer 1

we know that the last numbers will mutiply to the last number in the expanded thing

meaning
70=2*5*?
70=10*?
divide 10
?=7

Answer 2

I hope this helps you