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Continuity And Differentiability Mock Tests

25 questions available

Continuity And Differentiability Mock Test 1

Questions: 25

नमूना प्रश्न

Class 12 Mathematics
If f(x) = x² sin(1/x) for x ≠ 0 and f(0) = 0, then f is at x = 0:
A continuous but not differentiable
B differentiable but not continuous
C both continuous and differentiable
D neither continuous nor differentiable
Class 12 Mathematics
If y = sin⁻¹(2x√(1 − x²)), then dy/dx equals:
A 2/√(1 − x²)
B 2/√(1 − 4x⁴)
C 1/√(1 − x²)
D −2/√(1 − x²)
Class 12 Mathematics
The derivative of sin⁻¹(2x√(1 − x²)) with respect to x, where −1/√2 < x < 1/√2, is:
A 2/√(1 − x²)
B 1/√(1 − x²)
C 2/√(1 − 4x²)
D −2/√(1 − x²)
Class 12 Mathematics
The derivative of sin⁻¹(2x/(1 + x²)) with respect to tan⁻¹x, where x > 0, x ≠ 1, is:
A 2
B 1
C −2
D 0
Class 12 Mathematics
The function f(x) = |x − 1| is not differentiable at:
A x = 1
B x = 0
C x = −1
D everywhere
Class 12 Mathematics
If y = eˣ · sin(x), then dy/dx is:
A eˣ(sin x + cos x)
B eˣ(sin x − cos x)
C eˣ · sin x
D eˣ · cos x
Class 12 Mathematics
The derivative of sin⁻¹(2x√(1 − x²)) with respect to cos⁻¹(1 − 2x²), where 0 < x < 1/√2, is:
A 1
B −1
C 2
D −2
Class 12 Mathematics
The function f : R → R defined by f(x) = [x], where [x] is the greatest integer ≤ x, is:
A continuous everywhere
B continuous only at integer points
C continuous only at non-integer points
D neither continuous nor differentiable at any integer point

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