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Answer any one : 1/a+b+x = 1/a+1/b+1/x,...

Answer any one : 1/a+b+x = 1/a+1/b+1/x, `[x ne 0, - (a + b)]`

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Solve : 1/(a+b+x)=1/a+1/b+1/x[ x ne 0, -(a+b)]

Solve : 1/x - 1/(x+b)= 1/a -1/(a+b)[ x ne 0, -b]

Solve: 1/(a+b+x) = 1/a+1/b+1/x,x!=0,-(a+b)

Answer any one : If a/b+c = b/c+a = c/a+b, then prove that each ratio is equal to 1/2 or - 1.

Answer any one question : Solve 1/x -3 - 1/x + 5 = 1/6.

Long-answer type questions (L.A.) (1)/(a+b+x)=(1)/(a)+(1)/(b)+(1)/(x){xne0,-(a+b)}

Solve: 1/x-1/(x+b)=1/a-1/(a+b) (x!=0,-b) .

If set A and B are defined as A = {(x,y)|y = 1/x, 0 ne x in R}, B = {(x,y)|y = -x , x in R,} . Then

(b) answer any one question:1. A= [[8,0],[4,-2]] and B= [[2,-2],[-5,1]] , find another matrix X where 2A+3X=5B.

UNITED BOOK HOUSE-QUESTION PAPER 2017-Exercise
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  3. Answer any one : 1/a+b+x = 1/a+1/b+1/x, [x ne 0, - (a + b)]

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  4. If 5 times of a positive whole number is less by 3 than twice of its s...

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  5. Answer any one : simplify : (1)/(sqrt2 + sqrt3) - (sqrt3+1)/(2+sqrt3)...

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  6. The total expenses of a hostel are partly constant and partly vary dir...

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  7. Answer any one : If a/b+c = b/c+a = c/a+b, then prove that each ratio...

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  8. If (b+c-a)x = (c+a-b)y = (a+b-c) z =2,then show that (i/x+1/y) (1/y+1/...

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  9. Answer any one : If in a triangle, the area of the square drawn on on...

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  10. If two tangents are drawn to a circle from a point outside it, them th...

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  11. Answer any one question : Prove that the quadrilateral foemed by the ...

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  12. O is the circumcentre of triangleABC and OD bot Bc, prove that angleBO...

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  13. Answer any one question : Draw an equilateral triangle of side of 6 c...

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  14. Construct a rectangle with sides 8 cm and 6 cm construct a square equa...

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  15. If the measures of three angles of a quadrilateral are (Pi)/(3),(5Pi)/...

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  16. If (sin theta) (x) = (cos theta)/(y), then prove that sin theta - cos ...

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  17. If tan 9^@ = a/b, then prove that (sec^2 81^@)/(1+cot^2 81^@) = (b^2)/...

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