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3) Let h(x)= |2x|-4. Find h(x) when x = -7.
a) -10
b) 10
c) -13
d) 13

1 Answer

2 votes

Answer:


h(x) = 10

Explanation:

Given


h(x) = |2x| - 4


x = -7

Find h(x)

Substitute -7 for x


h(x) = |2*-7| - 4


h(x) = |-14| - 4

Absolute values return positive. So:


h(x) = 14 - 4


h(x) = 10

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