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If x in N and |[x+3,-2],[-3x,2x]|=8, the...

If `x in N` and `|[x+3,-2],[-3x,2x]|=8,` then find the value of `x`

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    XII BOARD PREVIOUS YEAR PAPER ENGLISH|Exercise All Questions|19 Videos

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XII BOARD PREVIOUS YEAR PAPER ENGLISH-BOARD PAPER SOLUTIONS-All Questions
  1. Use elementary column operation C2->C2+2C1 in the following matrix equ...

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  2. Write the number of all possible matrices of order 2xx2 with each ent...

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  3. If x in N and |[x+3,-2],[-3x,2x]|=8, then find the value of x

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  4. Find the vector equation of the plane with intercepts 3,-4 and 2 on x ...

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  5. Find the coordinates of the point where the line through the points A(...

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  6. Find the position vector of a point which divides the join of points w...

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  7. Write the number of vectors of unit length perpendicular to both the ...

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  8. The two adjacent sides of a parallelogram are 2 hat i-4 hat j-5 hat k ...

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  9. Show that the binary operation * on A=R-{-1} defined as a*b=a+b+a b fo...

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  10. Using integration find the area of the region "{"(x , y")":x^2+y^2lt=2...

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  11. An urn contains 3 white and 6 red balls. Four balls are drawn one by o...

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  12. Find the coordinate of the point P where the line through A(3,-4,-5) a...

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  13. Let f: N -> S be a function defined as f(x)=9x^2+6x-5. Show that f:N -...

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  14. A manufacturer produces two products A and B. Both the products are ...

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  15. If x=asin2t(1+cos2t) and y=bcos2t(1-cos2t), find the values of (dy)/(d...

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  16. Find the position vector of a point which divides the join of points w...

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  17. Matrix A=[0 2b-2 3 1 3 3a3-1] is given to be symmetric, find values of...

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  18. If y=x^x , prove that (d^2y)/(dx^2)-1/y((dy)/(dx))^2-y/x=0

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  19. Show that the equation of normal at any point t on the curve x=3cost-c...

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  20. If A is a square matrix such that A^2=I , then find the simplified val...

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