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If a, b, c are respectively the p-th, q-th, r-th terms of an A.P. then the value of `|(a,p,1),(b,q,1),(c,r,1)|` is -

A

`p+q+r`

B

0

C

1

D

pqr

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The correct Answer is:
B
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CHHAYA PUBLICATION-MCQ ZONE -Question Paper 3
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  10. The direction cosines of the line (x+3)/(2)=(2y-3)/(-3)=(z-1)/(0) are...

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  11. Let f(x)=a^(x)(a gt 0) be written as f(x)=g(x)+h(x) where g(x) is an e...

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  12. The area of the parallelogram formed by the vectors 3hati-2hatj+hatk ...

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  13. If veca=2hati-5hatj+4hatk and vecb=hati-4hatj+6hatk, then a unit v...

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  15. If vec alpha, vec beta, vecgamma be three unit vectors such that |ve...

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  16. If veca=2hati+5hatj+7hatk and vecb=hati-hatj+5hatk, then the vecor co...

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  17. The image of the point (-3, 5, 2) in the plane 2x-y+z+3=0 is -

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  18. The equation of the plane passing through the points (1, -1, 2) and (2...

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  19. The values of x, at which the first derivative of the function (x+(1)...

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  20. If f(x)=sin3x cos4x, then the value of f''((pi)/(2)) is -

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