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PLEASE HELP Evaluate the function f(x) = (2x)2 - 1 when x = 2 and when x = -1

PLEASE HELP Evaluate the function f(x) = (2x)2 - 1 when x = 2 and when x = -1
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3 votes
PLEASE HELP
Evaluate the function f(x) = (2x)2 - 1 when x = 2 and when x = -1

asked
User Mad Man Moon
by
8.2k points

1 Answer

4 votes

Answer:

F(x)=1

Explanation:

F(2)=(2x-1=-2)2-1= 1= -1

answered
User Sebasira
by
8.1k points
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