Question

Which of the following choices evaluates (-x)2 when x = -1?
N12
1
-2
-1

Answer 1

The equivalent expression of (-x)² is x². At x = -1, the value will be 1. Then the correct option is B.

What is an equivalent expression?

The equivalent is the expressions that are in different forms but are equal to the same value.

The expression is given below.

⇒ (-x)²

Then the expression can be written as

⇒ x²

If x = -1, then the value of the expression will be

(-1)² = 1

Then the correct option is B.

More about the equivalent link is given below.

https://brainly.com/question/889935

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