Math, asked by asifahmad9127, 7 hours ago

The value of 'a', if the value of - x² +3x - a is equal to 8, when x= -1, is a. 12 b. 14 c. 15 d. - 12

Answers

Answered by angelasoney

0

Answer:

option d

-

Step-by-step explanation:

-(-1^)2+3×-1_a=8

-1-3-8=a

a=-12

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