Evaluate the expression for x = -1. -l -x l + l x l

asked Jun 4, 2021 130k views

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Evaluate the expression for x = -1.

-l -x l + l x l

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7 votes

Answer:

it is 0

Explanation:

answer 0

Oibe answered Jun 5, 2021

by Oibe

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2 votes

Answer:

Explanation:

-l -x l + l x l = -I -(-1)I + I -1I {absolute value is always positive}

= - I 1 I + 1 = -1 + 1 = 0

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