Major Competitive Exams

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Q. Find the value of x for which the function f(x) = x^3 - 6x^2 + 9x has a point of inflection.
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. Find the value of x for which the function f(x) = x^3 - 6x^2 + 9x has an inflection point.
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. Find the value of x if 3x + 5 = 20.
  • A. 5
  • B. 10
  • C. 15
  • D. 20
Q. Find the value of x where the function f(x) = x^3 - 6x^2 + 9x has a local minimum. (2020)
  • A. 1
  • B. 2
  • C. 3
  • D. 0
Q. Find the value of x where the function f(x) = x^3 - 6x^2 + 9x has an inflection point.
  • A. x = 1
  • B. x = 2
  • C. x = 3
  • D. x = 0
Q. Find the value of z if z^2 + 4z + 8 = 0.
  • A. -2 + 2i
  • B. -2 - 2i
  • C. -4 + 0i
  • D. -4 - 0i
Q. Find the value of z if z^2 = -16.
  • A. 4i
  • B. -4i
  • C. 4
  • D. -4
Q. Find the value of z^2 if z = 1 + i.
  • A. 2i
  • B. 2
  • C. 0
  • D. 1
Q. Find the value of \( k \) for which the determinant \( \begin{vmatrix} 1 & 2 & 3 \\ 4 & k & 6 \\ 7 & 8 & 9 \end{vmatrix} = 0 \)
  • A. 5
  • B. 6
  • C. 7
  • D. 8
Q. Find the value of \( x \) if \( \begin{vmatrix} 1 & 2 \\ 3 & x \end{vmatrix} = 0 \). (2023)
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. Find the value of \( \det \begin{pmatrix} 1 & 0 & 0 \\ 0 & 1 & 0 \\ 0 & 0 & 1 \end{pmatrix} \).
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. Find the value of \( \sin(\sin^{-1}(\frac{1}{2})) \).
  • A. 0
  • B. \( \frac{1}{2} \)
  • C. 1
  • D. undefined
Q. Find the value of ∫ from 0 to 1 of (1 - x^2) dx.
  • A. 1/3
  • B. 1/2
  • C. 2/3
  • D. 1
Q. Find the value of ∫ from 0 to 1 of (e^x) dx.
  • A. e - 1
  • B. 1
  • C. e
  • D. 0
Q. Find the value of ∫ from 0 to 1 of (x^2 * e^x) dx.
  • A. 1
  • B. e - 1
  • C. e
  • D. 0
Q. Find the value of ∫ from 0 to 1 of (x^2 + 1/x^2) dx.
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. Find the value of ∫ from 0 to 1 of (x^2 + 3x + 2) dx.
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. Find the value of ∫ from 0 to 1 of (x^2 - 2x + 1) dx.
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. Find the value of ∫ from 0 to 1 of (x^3 - 3x^2 + 2) dx.
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. Find the value of ∫ from 0 to 1 of (x^3 - 3x^2 + 3x - 1) dx.
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. Find the value of ∫ from 0 to 1 of (x^3 - 3x^2 + 3x) dx.
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. Find the value of ∫ from 0 to 1 of (x^3 - 4x + 4) dx.
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. Find the value of ∫ from 0 to 1 of (x^4 + 2x^2) dx.
  • A. 1/5
  • B. 1/3
  • C. 1/2
  • D. 1
Q. Find the value of ∫ from 0 to 1 of (x^4 - 4x^3 + 6x^2 - 4x + 1) dx.
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. Find the value of ∫ from 0 to 1 of (x^4) dx.
  • A. 1/5
  • B. 1/4
  • C. 1/3
  • D. 1/2
Q. Find the value of ∫ from 0 to 2 of (x^2 - 2x + 1) dx.
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. Find the value of ∫ from 1 to 2 of (3x^2 - 2) dx.
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. Find the value of ∫ from 1 to 2 of (3x^2 - 2x + 1) dx.
  • A. 3
  • B. 4
  • C. 5
  • D. 6
Q. Find the value of ∫_0^1 (1 - x^2) dx.
  • A. 1/3
  • B. 1/2
  • C. 2/3
  • D. 1
Q. Find the value of ∫_0^1 (4x^3) dx.
  • A. 1
  • B. 2
  • C. 3
  • D. 4
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