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If x+y+z=0,x^2+y^2+z^2=60, find xy + y...

If `x+y+z=0,x^2+y^2+z^2=60, `find` `xy + yz + zx`

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RESONANCE DPP ENGLISH-JEE MAINS-All Questions
  1. Column I ; Column II {2,3} ; p. is a pair of primes {11 ,13} ...

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  2. If |z1|=1a n d|z2|=2,t h e n Max (|2z1-1+z2|)=4 Min (|z1-z2|)=1 |z2...

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  3. If x+y+z=0,x^2+y^2+z^2=60, find xy + yz + zx

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  4. A quadratic equation f(x)=a x^2+b x+c=0(a != 0) has positive distinct ...

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  5. Match the following Column I Column II (log)4(x+1)+(log)4(x+...

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  6. Find the sum (1)/(1+sqrt(2))+(1)/(sqrt(2)+sqrt(3))+(1)/(sqrt(3)+sqrt(4...

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  7. Solve 4log(x//2)(sqrt(x))+ 2 log(4x)(x^(2)) = 3log(2x)(x^(3)).

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  12. The solution set of inequation |x^(2)-2x|+|x-4|gt|x^(2)-3x+4| is a sub...

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  13. Difference in values of the radius of a circle whose center is at the...

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  16. Consider a matrix [3 4 0 2 1 0 3 1K] and the following statements: sta...

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  19. Which of the following statements are true and which false ? {:((i),...

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  20. Let A=[1 4 2 3]&A^4-4A^3-5A^2+2I=lambdaI (' I ' is the unit matrix o...

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