3 years ago

Calculate the value of x^2 – 2x – 24 when x = -3.

Mathematics

1 answer:

aivan3 [116]3 years ago

3 0

Answer:

- 9

Step-by-step explanation:

Substitute x = - 3 into the expression

(- 3)² - 2(- 3) - 24

= 9 + 6 - 24

= 15 - 24

= - 9

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