Math, asked by davidsahi129, 9 months ago

Aˆ and bˆare unit vectors then the vector defined as b→=(aˆ×bˆ)×(aˆ+bˆ) is collinear to the vector

Answers

Answered by bhaisora9

0

Step-by-step explanation:

If one zero of polynomial x

2 + kx + 18 is double of the other, then k =

(a) 9 (b) ±3 (c) ±9 (d) 3

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