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If 8f(x)+6f(1/x)=x+5 and y=x^2(f(x), the...

If `8f(x)+6f(1/x)=x+5` and `y=x^2(f(x),` then `(dy)/(dx)` at `x=-1` is equal to 0 (b) `1/(14)` (c) `-1/4` (d) None of these

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RESONANCE DPP-JEE MAINS-All Questions
  1. If f(x),g(x),h(x) are polynomials in x of degree 2 and F(x)=|fghf'g' h...

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  2. STATEMENT 1 : When a polynomial P(x)(d egr e e >2) is divided by (x-1)...

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  3. If 8f(x)+6f(1/x)=x+5 and y=x^2(f(x), then (dy)/(dx) at x=-1 is equal t...

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  4. |x-1|+|x-2|+|x-3|geq6

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  5. The complete solution set of the inequation sqrt(x+18)<2-x , is (-18 ,...

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  6. The graph of y = f(x) is given below then the graph of y = If((xl)l is...

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  7. If (lim)(xvecoo)(2+(f(x))/(x^2))^(1/x)=e and f(x)=a0+a1x+a2x^3+ , then

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  8. The matrix A has x rows and (x+5) column. If the matrix B has y rows a...

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  9. If y=xln((a x)^(-1)+a^(-1)) prove that x(x+1)(d^2y)/(dx^2)+(dy)/(dx)=y...

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  10. If the solution of the equation |(x^4-9)-(x^2+3)|=|x^4-9|-|x^2+3| is ...

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  11. In the given figure (circle), P T=5,P D=7a n dP A=2, then the value of...

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  12. Consider the matrices A=[4 6-1 3 0 2 1-2 5],B=[2 4 0 1-1 2],C=[3 1 2]...

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  13. The solution set of the equation, (x+1)log3 2x+4x(log)3x-16=0 is an ...

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  14. If y = f(x),has following graph Match the column by filling follo...

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  15. Let G(x)=(1/(a^x-1)+1/2)F(x), where a is a positive real number not e...

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  16. If {.} represents fractional part function and {x}+{-x}=x^2+x-6 , then...

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  17. Line x/a+y/b=1 cuts the co-ordinate axes at A(a,0) and B(0,b) and the ...

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  18. Let (81^(1/((log)5 9))+3^(3/(log(sqrt(6))3)))/(409)dot((sqrt(7))2/((l...

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  19. A curve with equation of the form y=a x^4+b x^3+c x+d has zero gradien...

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  20. Complete solution of inequality ||3x-9|+2|>2 is (-oo,oo) (b) {3} (...

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