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1 vote
Factor the polynomial below. x^2 + 15 + 56

User Jensie
by
6.7k points

2 Answers

3 votes

Answer:

x=-7, x=-8

Explanation:

x^2 +15x +56=0

look for two numbers that their sum is 15 and their product =56

(x+7)(x+8)=0

x=-7, x=-8

User MDrabic
by
7.5k points
3 votes

Answer:

Explanation:

x²+15x+56 =(x+7)(x+8)

User Reshma
by
7.5k points