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If veca and vecb are unit vectors and ve...

If `veca` and `vecb` are unit vectors and `veca+vecb` is also a unit vector, then write the measure of the angle between `veca` and `vecb`

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SHARAM PUBLICATION-MODEL QUESTION PAPER-3-EXERCISE
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  3. If veca and vecb are unit vectors and veca+vecb is also a unit vector,...

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  5. If Z is the set of all integers and R is the relation on Z defined as...

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  7. if ** is the binary operation on N given by a**b= L. C. M of a and b. ...

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  10. If A=[{:(1,-2,2),(3,1,-1):}]andB=[{:(2,4),(1,2),(3,-1):}] , then veri...

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  11. Using elementary operation find the inverse of [(2,3),(5,7)]

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  12. Prove that the following. [[a-b-c,2a,2a],[2b,b-c-a,2b],[2c,2c,c-a-b]]=...

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  13. Prove the following: [[b^2-ab,b-c,bc-ac],[ab-a^2,a-b,b^2-ab],[bc-ac,...

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  18. If f(x) = a In x + bx^2 + x has extreme values at x= - 1 and x = 2 the...

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  19. Evaluate the following integrals : int(cos^(-1)x)/(sqrt(1-x^(2)))dx.

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