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Find a Vector in the direction of vec a...

Find a Vector in the direction of ` vec a= hat i-2 hat j` that has magnitude `7` units.

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XII BOARD PREVIOUS YEAR PAPER ENGLISH-BOARD PAPER SOLUTIONS-All Questions
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  3. Find a Vector in the direction of vec a= hat i-2 hat j that has magni...

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  4. Let A = R × R and * be the binary operation on A defined by (a, b) *...

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  5. Find the inverse of the matrix A=[1 3 3 1 4 3 1 3 4]

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  6. If [2x3][1 2-3 0][x3]=O , find x

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  13. From a lot of 15 bulbs which include 5 defectives, a sample of 2 bulbs...

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  14. Probability of solving specific problem independently by A and B are 1...

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  15. Find the area of the region in the first quadrant enclosed by the y-ax...

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  16. Evaluate : int0^(pi/2)(dx)/(1+sqrt(tanx))

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  17. Show that the four points A, B, C and D with position vectors4 hat i+...

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  18. Find the shortest distance between the lines vec r=( hat i+2 hat j+ h...

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  19. Find the derivative of (sinx)^x+sin^(-1)sqrt(x) w.r.t. x

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