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Find the modulus and the argument of the...

Find the modulus and the argument of the complex number `-sqrt3 + i`

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OSWAAL PUBLICATION-SOLVED PAPER 2020-1-EXERCISE
  1. Given that the number of subsets of a set . A is 16. Find th number of...

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  2. If A={7,8} and B={5,4,2}.Find A xx B

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  3. Find the modulus and the argument of the complex number -sqrt3 + i

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  4. Write the first five terms of the sequence defined by an = ( n)/( n+...

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  5. Find the slope of the line x/3+y/2=1

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  6. Write the negation of the statement sqrt 2 is a complex number.

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  7. If 2/11is the probability of an event 'A'.What is the probability of t...

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  8. If X and Y are two sets such that X ∪ Y has 18 elements, X has 8 eleme...

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  9. If A={1,2,3},B={3,4} and C={4,5,6},Find A xx (BnnC)

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  10. The range of the function f(x) = sqrt(9-x^(2))

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  11. Find the radius of the circle in which a central angle of 60^(@) inter...

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  12. Prove that sin 2x=(2 tan x)/(1+tan^(2)x)

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  13. Solve each of the following equations. 1. Solve x^(2) +x+1=0

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  14. The marks obtained by a student of class XI in the first and second te...

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  15. Find the distance of the point (3,-5) from the line 3x -4y -26 =0

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  16. Find the equation of the line parallel to the line 3x -4y + 2=0 and pa...

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  17. Find the co-ordinates of the point P which divides the line segment jo...

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  18. Write the contrapositive and converse of the following statements. I...

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  19. Write the mean of the given data : 6,7,10,12,13,4,8,12 ?

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  20. A letter is chosen at random from the word "ASSASSINATION" . Find the ...

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