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Find te sum and product of the complex n...

Find te sum and product of the complex numbers `z_1=-sqrt3+sqrt-2`, `z_2=2sqrt3-i`.

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JBD PUBLICATION-MODEL PAPER (3)-EXERCISE
  1. Find the principal and general solutions of the following equation:- c...

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  2. Prove that (sin3x + sinx)sinx + (cos3x - cosx)cosx = 0

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  3. Find te sum and product of the complex numbers z1=-sqrt3+sqrt-2, z2=2s...

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  4. Find the term independent of x in the expanson of [3/2 x^2-1/3x]^6.

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  5. Write the middle term in the expansion of (x+1/x)^4.

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  6. Find the ratio in which the line segment joining the point (-2,4,7) an...

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  7. Find out which of the following sentences are statements and which are...

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  8. Find out which of the following sentences are statements and which are...

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  9. Check whether the following statement is true or not If x,y in z are s...

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  10. If A=[2,4,6,8], B=[6,8,10,12], find AcapB

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  11. If A=[2,4,6,8], B=[6,8,10,12], find A-B.

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  12. If A=[2,4,6,8], B=[6,8,10,12], find B-A.

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  13. If f(x)=x^2 then find the value of (f(1.1)-f(1))/(1.1-1).

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  14. Find the general solution for each of the following equations: 4 sin^2...

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  15. Show that: sn10^@+sin20^@+sin40^@+sin50^@=sin70^@+sin80^@

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  16. Prove by the principle of mathematical induction: 1+2+3+……..+n<1/8(2n+...

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  17. How many 3-digit even numbers can be made using the digits 1, 2, 3, 4,...

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  18. How many chords can be drawn through 21 points on a circle?

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  19. The sums of n terms of two arithmetic progressions are in the ratio 5n...

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  20. The sum of two numbers is 6 times their G.M. show that numbers are in ...

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