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6 votes
What is the value of the
expression below if a = -4, b = 5?

What is the value of the expression below if a = -4, b = 5?-example-1

2 Answers

6 votes
The answer should be 38
Sorry if it’s wrong
User Hoytman
by
8.0k points
5 votes

Answer:

56

Explanation:

2a^2b+5ab-4

substitute a & b:

2(-4)^2(5)+5(-4)(5)-4

2(16)(5)+5(-4)(5)-4

160-100-4=56

User Nitro
by
8.2k points

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