Major Competitive Exams

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Q. If f(x) = 5x^2 + 3x - 1, what is f'(2)? (2020)
  • A. 27
  • B. 23
  • C. 22
  • D. 20
Q. If f(x) = 5x^2 + 3x, what is f'(1)?
  • A. 8
  • B. 10
  • C. 13
  • D. 15
Q. If f(x) = 5x^2 - 3x + 7, what is f''(x)? (2020)
  • A. 10
  • B. 0
  • C. 5
  • D. 3
Q. If f(x) = e^(2x), what is f'(x)?
  • A. 2e^(2x)
  • B. e^(2x)
  • C. 2x*e^(2x)
  • D. e^(x)
Q. If f(x) = e^x + x^2, what is f'(0)? (2021)
  • A. 1
  • B. 2
  • C. e
  • D. 0
Q. If f(x) = e^x - x^2, find the x-coordinate of the local maximum.
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Q. If f(x) = e^x, then f'(0) is equal to?
  • A. 0
  • B. 1
  • C. e
  • D. e^0
Q. If f(x) = e^x, what is f''(0)?
  • A. 1
  • B. e
  • C. 0
  • D. 2
Q. If f(x) = e^x, what is f''(x)? (2020)
  • A. e^x
  • B. xe^x
  • C. 2e^x
  • D. 0
Q. If f(x) = e^x, what is the value of f''(0)? (2021)
  • A. 1
  • B. e
  • C. 0
  • D. 2
Q. If f(x) = ln(x) + x^2, then the function is increasing for:
  • A. x > 0
  • B. x < 0
  • C. x > 1
  • D. x < 1
Q. If f(x) = ln(x) for x > 0, is f differentiable at x = 1?
  • A. Yes
  • B. No
  • C. Only continuous
  • D. Only left differentiable
Q. If f(x) = ln(x), what is f'(1)? (2020)
  • A. 1
  • B. 0
  • C. undefined
  • D. ln(1)
Q. If f(x) = ln(x), what is f'(e)?
  • A. 1
  • B. 0
  • C. e
  • D. ln(e)
Q. If f(x) = ln(x), what is f'(x)?
  • A. 1/x
  • B. x
  • C. ln(x)
  • D. 0
Q. If f(x) = ln(x^2 + 1), find f'(1). (2022)
  • A. 0
  • B. 1
  • C. 1/2
  • D. 2
Q. If f(x) = ln(x^2 + 1), what is f'(x)?
  • A. 2x/(x^2 + 1)
  • B. 1/(x^2 + 1)
  • C. 2/(x^2 + 1)
  • D. x/(x^2 + 1)
Q. If f(x) = sin(x) + cos(x), then the critical points in the interval [0, 2π] are:
  • A. π/4, 5π/4
  • B. π/2, 3π/2
  • C. 0, π
  • D. π/3, 2π/3
Q. If f(x) = sin(x) + cos(x), what is f'(x)?
  • A. cos(x) - sin(x)
  • B. -sin(x) + cos(x)
  • C. sin(x) + cos(x)
  • D. -cos(x) - sin(x)
Q. If f(x) = sin(x) + cos(x), what is f'(π/4)?
  • A. 0
  • B. √2
  • C. 1
  • D. √2/2
Q. If f(x) = sin(x), what is f(π/2)?
  • A. 0
  • B. 1
  • C. -1
  • D. undefined
Q. If f(x) = x^2 * e^x, find f'(x). (2019)
  • A. e^x(x^2 + 2x)
  • B. e^x(x^2 - 2x)
  • C. x^2 * e^x
  • D. 2x * e^x
Q. If f(x) = x^2 * e^x, what is f'(x)? (2019)
  • A. e^x(x^2 + 2x)
  • B. e^x(x^2 - 2x)
  • C. 2xe^x
  • D. x^2e^x
Q. If f(x) = x^2 * ln(x), what is f'(x)? (2022)
  • A. 2x * ln(x) + x
  • B. x * ln(x) + 2x
  • C. 2x * ln(x) - x
  • D. x * ln(x) - 2x
Q. If f(x) = x^2 + 2x + 1 for x < 0 and f(x) = kx + 1 for x >= 0, find k such that f is differentiable at x = 0.
  • A. -1
  • B. 0
  • C. 1
  • D. 2
Q. If f(x) = x^2 + 2x + 1, find f'(1).
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Q. If f(x) = x^2 + 2x + 1, what is f''(x)? (2023)
  • A. 2
  • B. 0
  • C. 1
  • D. 4
Q. If f(x) = x^2 + 2x + 1, what is f'(1)?
  • A. 2
  • B. 3
  • C. 4
  • D. 5
Q. If f(x) = x^2 + 2x + 1, what is f(-1)? Is f(x) continuous at x = -1? (2019)
  • A. 0, Yes
  • B. 0, No
  • C. 1, Yes
  • D. 1, No
Q. If f(x) = x^2 + 2x + 1, what is the vertex of the parabola?
  • A. (-1, 0)
  • B. (0, 1)
  • C. (-1, 1)
  • D. (1, 0)
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