Math, asked by mjkhan786, 9 months ago

for what value of a is x² - ax - 6 divisible by x+2​

Answers

Answered by Anonymous
4

The Given equation is, x² - ax - 6

And, we've To find value of a

➟ x + 2 = 0

➟ x = -2

Put value of x in equation :

➝ x² - ax - 6 = 0

➝ (-2)² - (-2)a - 6 = 0

➝ 4 + 2a - 6 = 0

➝ 4 + 2a = 6

➝ 2a = 6 - 4

➝ 2a = 2

➝ a = 2/2

➝ a = 1

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