Question

Evaluate x^2-4y/2 if x = 4 and y=-3

Answer 1

Answer: 22

Explanation:

x^2-4y/2

fill in x and y

4^2 - 4(-3)/2

solve the exponent

16 -4(-3)/2

multiply 4 and -3

16 - -12/2

divide -12/2

16- (-6)

2 negatives makes a positive so add 16 + 6

16 + 6 =

22

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