Question

The Value of 2x square - 3 at x= -2 is

Answer 1

Answer:

5

Step-by-step explanation:

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Answer 2

Question

The Value of 2x square - 3 at x= -2 is

Answer

Given :

${2x}^{2} - 3 \: and \: x = - 2$

Substitute x = -2

$2( { - 2}^{2} ) - 3$

$2(4) - 3$

$8 - 3$

$5$

There fore the Answer is 5