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Find derivative of tan3x by first princi...

Find derivative of `tan3x` by first principle

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MCGROW HILL PUBLICATION-LIMITS AND CONTINUITY-Solved Examples Level 1 (Single Correct Answer)
  1. If f(x) is a continuous function satisfying f(x)f(1/x) =f(x)+f(1/x) an...

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  2. The function f(x) = (x-1)^(1/((2-x)) is not defined at x = 2. The valu...

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  3. Let f(x)=(x+x^2+.....+x^n-n)/(x-1), x!=1, then value of f(1) so that f...

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  4. If f(u) = 1/(u^(2)+u-2) , where u = 1/(x-1) , then the points of dis...

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  5. Let f(x) and phi(x) be defined by f(x)=[x] and phi(x)={0, x in I and...

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  6. If a,b are chosen from {1,2,3,4,5,6,7} randomly with replacement. The ...

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  7. The value of lim(xto pi//2)(cot x-cosx)/(pi-2x)^3 is

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  8. If underset(x to 0)lim({(a-n)nx - tan x} sin nx)/x^(2) = 0, where n is...

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  9. Find derivative of tan3x by first principle

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  10. The value of lim(x to 0) (e^(nx)-(1+nx+n^2/2x^2))/x^3 (n gt 0) is

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  11. Let f(x)=(e^(x)-1)^(2n)/(sin^n (x//a)(log (1+(x//a)))^n for x ne 0 . I...

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  12. Let f(x)={{:(x+a,","x lt 0),(|x-1|,","x ge 0):} and g(x)={{:(x+1,", if...

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  13. If f:RtoR is function defined by f(x) = [x]^3 cos ((2x-1)/2)pi , where...

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  14. If underset( x to 0) lim [1+x log (1+b^(2))]^(1/x) = 2b sin^(2) the...

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  15. Let f :R to [0,oo) be such that lim(xto3)f(x) exists and lim(x to 3) (...

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  16. The value of lim(x to 0) (["11x"/"sinx"]+["21 sinx"/x]), where [x] is ...

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  17. If lim(x to 0) (x^n-sin^n x)/(x-sin^n x) is nonzero and finite , then ...

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  18. Value of lim(n->oo)sum(r=1)^ntan^(-1)(1/(2r^2)) is

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  19. If f is a continuous function and x^3-(sqrt5+1)x^2+(sqrt5-2 + f(x))x+2...

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  20. If x =u is a point of discontinuity of f(x)=lim(n to oo) cos^(2n)x, th...

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