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Evaluate (a - 4b)2 + 2a if a = 15 and b = 3.

Evaluate (a - 4b)2 + 2a if a = 15 and b = 3.
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3 votes
Evaluate (a - 4b)2 + 2a if a = 15 and b = 3.

User Joseph Siefers
by
8.1k points

2 Answers

3 votes

Answer: 96

Explanation:

Plug in a and b. so, (15-4(3))2+2(15). so (15-12)2+30. (3)32. Answer is 96.

User Steve Ladavich
by
8.6k points
4 votes

Answer:

9

Explanation:

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

(15-12)^2=9

User Lydia
by
8.1k points
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