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Domain of sqrt(a^2-x^2) (a>0) is:...

Domain of `sqrt(a^2-x^2)` (a>0) is:

A

(-a,a)

B

[-a,a]

C

[0,a]

D

(-a,0]

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JBD PUBLICATION-MODEL PAPER (11)-EXERCISE
  1. The set (A cap B')' cup (BcapC) is equal to:

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  2. Domain of sqrt(a^2-x^2) (a>0) is:

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  3. sin36^@ sin72^@ sin108^@ sin144^@ is equal to:

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  4. The value of (1+i)^3-(1-i)^3 is:

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  5. Total number of four digit odd numbers that can be formed by using 0,1...

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  6. If 1+2+3+……………+n=45, then 1^3+2^3+3^3+…………+n^3 is:

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  7. If p be the length of the perpendicular from the origin on the line x/...

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  8. If the circles x^2+y^2=9 and x^2+y^2+8y+c=0 touch each other, then c i...

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  9. If f(x)=(x-4)/(2sqrt3), then f'(1) is equal to?

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  10. If A and B are two events, the probability that exactly one of them oc...

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  11. Prove that: cos20^@+cos100^@+cos140^@=0.

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  12. If tan3A=(3 tan A+k tan^(3)A)/(1-3 tan^(2)A), then k is equal to

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  13. Evaluate: [i^20+(1/i)^26]^3.

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  14. Using Binomial theorem prove that:(1.1)^10000> 10000

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  15. Write the general term in the expansion of (x^(2)-yx)^(12), x ne 0

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  16. Let (4, 2), B (6, 5) and C (1, 4) be the vertices of triangleABC. :- ...

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  17. Verify by the method of contradiction that sqrt7 is irrational.

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  18. Find the component statement of the following and check whether they a...

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  19. Assume that P(A) = P(B). Show that A = B

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  20. If AxxB={(a,x),(a,y),(b,x),(b,y)}. Find A and B

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