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choose the correct answer from the given alternatives: if the straight line y=mx+1 be the tangent of the parabola `y^2=4x`, then the value of m will be

A

1

B

2

C

-1

D

-2

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UNITED BOOK HOUSE-HIGHER SECONDARY QUESTION 2018-EXERCISE
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  8. The principal value of tan^(-1)(-sqrt3) is

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  9. 1 (a) answer any one question :(i) suppose IR be the set of all real ...

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  10. answer any one question :(ii) if sin^(-1) x=tan^(-1)y , then show that...

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  11. (b) answer any one question : (i) prove that |[1,a,a^2],[1,b,b^2],[1,...

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  12. answer any one question A=[[1,0],[-1,7]] and I be the unit matrix of s...

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  13. (c)answer any three questions: (i) if the function , f(x)={((1- cos(ax...

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  14. If xsqrt(1+y)+ysqrt(1+x)=0, prove that dy/dx=(-1)/((1+x)^2

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  15. answer any three questions: (iii) if x>0 ,y>0 and xy=25, then find the...

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  17. verify lagrange's mean value of theorem in the interval 4lexle6 for fu...

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  18. int (e^x (1+x))/(cos^2(xe^x)) dx is

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  19. (d) answer any one question : (i) if the three vectors vec a, vec b, v...

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