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The number of numbers, that can be forme...

The number of numbers, that can be formed by using all digits 1,2, 3, 4, 3,2,1 so that odd digits always occupy odd places, is

A

18

B

34

C

30

D

12

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KVPY PREVIOUS YEAR-MOCK TEST 6-EXERCISE
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  3. A is one of the 6 horses entered for a race and is to be ridden by one...

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  4. Let coordinates of the points A and B are (5, 0 ) and (0, 7) respectiv...

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  5. If "cos 3x + "sin" (2x - (7pi)/(6)) =-2, then x =

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  6. Solve log(3)(x+2)(x+4)+log(1//3)(x+2) lt 1/2 log(sqrt3)7.

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  7. If k in I such that underset(nrarroo)(lim)(cos.(kpi)/(4))^(2n)-(cos.(k...

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  8. On the set N of all natural numbers define the rational R by aRb iff t...

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  9. Prove that for n=1, 2, 3... [(n+1)/2]+[(n+2)/4]+[(n+4)/8]+[(n+8)/16]+...

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  10. The system of homogenous equations tx+(t+1)y+(t-1)z=0, (t+1)x+ty+(t+...

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  11. Let f(x)a n dg(x) be bijective functions where f:{1, b , c , d}vec{1,2...

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  12. Let omega be a complex cube root unity with omega!=1. A fair die is th...

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  13. Let I= underset(pi//4)overset(pi//3)int (sinx)/x dx, then I belongs to

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  14. The area between the curves y = 2x^4-x^2, the x-axis and the ordinates...

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  15. f(x)={:{(2-,|x^(2),+,5x,+,6|",",xne-2),(a^(2),+1",",x=-2):},then the r...

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  16. If f is the centre of a circle inscribed in a triangle ABC, then |vec...

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  17. The number of numbers, that can be formed by using all digits 1,2, 3, ...

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  18. If sum of two numbers is 3, then maximum value of the product of first...

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  19. Suppose that f is a differentiable function with the property that f(x...

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  20. consider the expression 3^(sin^6 x)+3^(cos^6 x) find the minimum value...

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