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OSWAAL PUBLICATION-SOLVED PAPER 2019-1-EXERCISE
- Let f(x)=x^(2) and g(x)=2x+1 be two real functions. Find (f+g) (x), (f...
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- Prove that tan 3x= (3tan x-tan^3 x)/(1-3tan^2 x)
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- Represent the complex number Z = 1 = isqrt(3) in the polar form .
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- If x+iy=(a+ib)/(a-ib), prove that x^(2)+y^(2)=1
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- In how many of distinct permutations of the letters in the word MISSIS...
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- Find the term independent of x in the expansion of((3x^2)/2-1/(3x))^6.
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- In an AP if m^th term is n and the n^th term is m,where m ne n,find th...
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- Find the sum of the sequence 8, 88, 888, 8888, . . . To n terms.
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- Find the centre and the radius of the circle x^2+y^2+8x+10y-8=0
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- Find the derivative of cos x from first principle.
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- Verify by the method of contradiction that sqrt7 is irrational number
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- If E and F are two events such that P(E)=1/4, P(E)=1/2 and P(E and F)=...
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- One card is drawn from a well shuffled deck of 52 cards.If each outcom...
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- One card is drawn from a well shuffled deck of 52 cards.If each outcom...
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- One card is drawn from a well shuffled deck of 52 cards.If each outcom...
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- Define modulus function, draw the graph of it, write its domain and ra...
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- Prove that cos^(2)+x+cos^(2) (x+pi/3)+cos^(2)(x-pi/3)=3/2 and hence fi...
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- 1^(2)+2^(2)+3^(2)+............+n^(2)=(n(n+1)(2n+1))/6 forall n in N.
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- Solve the following system of inequalities graphically : 5x + 4y ...
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- A group consists of 5 girls and 7 boys.In how many ways can a team of ...
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