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if A=[[cos,sinx,0],[-sinx,cosx,0],[0,0,1...

if `A=[[cos,sinx,0],[-sinx,cosx,0],[0,0,1]]=f(x)` then `A^-1`

A

`f(-x)`

B

`f(x)`

C

`-f(x)`

D

`-f(-x)`

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A
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MODERN PUBLICATION-UNIT TEST PAPER NO - 4 -SELECT THE CORRECT ANSWER
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  8. Let a,b,c, be any real number. Suppose that there are real numbers x,y...

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  12. If a1, a2, a3,....... are in G.P. then the value of determinant |(log(...

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  13. Given , 2x-y+2z=2, x-2y+z=-4, x+y+lambdaz=4, then the value of lam...

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  15. If 1,omega,omega^2 are the cube roots of unity , then Delta=|(1,ome...

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  16. The number of values of k, for which the system of eauations: (k+1)x...

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  17. Let omega = - (1)/(2) + i (sqrt3)/(2), then the value of the determina...

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  18. If a gt 0 and discriminant of ax^(2) + 2bx + c is negative, then Del...

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