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HSC Science (Electronics) इयत्ता १२ वी - Maharashtra State Board Question Bank Solutions for Mathematics and Statistics

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Mathematics and Statistics
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Choose the correct option from the given alternatives:

Let f(x) and g(x) be differentiable for 0 ≤ x ≤ 1 such that f(0) = 0, g(0), f(1) = 6. Let there exist a real number c in (0, 1) such that f'(c) = 2g'(c), then the value of g(1) must be ______.

[9] Applications of Derivatives
Chapter: [9] Applications of Derivatives
Concept: undefined >> undefined

Choose the correct option from the given alternatives :

If x = –1 and x = 2 are the extreme points of y = αlogx + βx2 + x`, then ______.

[9] Applications of Derivatives
Chapter: [9] Applications of Derivatives
Concept: undefined >> undefined

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Choose the correct option from the given alternatives :

The normal to the curve x2 + 2xy – 3y2 = 0 at (1, 1)

[9] Applications of Derivatives
Chapter: [9] Applications of Derivatives
Concept: undefined >> undefined

Choose the correct option from the given alternatives :

The equation of the tangent to the curve y = `1 - e^(x/2)` at the point of intersection with Y-axis is

[9] Applications of Derivatives
Chapter: [9] Applications of Derivatives
Concept: undefined >> undefined

Choose the correct option from the given alternatives :

If the tangent at (1, 1) on y2 = x(2 – x)2 meets the curve again at P, then P is

[9] Applications of Derivatives
Chapter: [9] Applications of Derivatives
Concept: undefined >> undefined

Solve the following : If the curves ax2 + by2 = 1 and a'x2 + b'y2 = 1, intersect orthogonally, then prove that `(1)/a - (1)/b = (1)/a' - (1)/b'`.

[9] Applications of Derivatives
Chapter: [9] Applications of Derivatives
Concept: undefined >> undefined

Solve the following : Determine the area of the triangle formed by the tangent to the graph of the function y = 3 – x2 drawn at the point (1, 2) and the coordinate axes.

[9] Applications of Derivatives
Chapter: [9] Applications of Derivatives
Concept: undefined >> undefined

Solve the following : Find the equation of the tangent and normal drawn to the curve y4 – 4x4 – 6xy = 0 at the point M (1, 2).

[9] Applications of Derivatives
Chapter: [9] Applications of Derivatives
Concept: undefined >> undefined

Select the correct option from the given alternatives:

The principal solutions of equation sin θ = `- 1/2` are ______.

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

Select the correct option from the given alternatives:

The principal solutions of equation cot θ = `sqrt3` are ______.

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

Select the correct option from the given alternatives:

The general solution of sec x = `sqrt(2)` is ______.

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

Select the correct option from the given alternatives:

If cos pθ = cos qθ, p ≠ q, then ______.

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

Select the correct option from the given alternatives:

If polar coordinates of a point are `(2, pi/4)`, then its cartesian coordinates are

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

If `sqrt3`cos x - sin x = 1, then general value of x is ______.

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

Select the correct option from the given alternatives:

In Δ ABC if ∠A = 45°, ∠B = 30°, then the ratio of its sides are

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

Select the correct option from the given alternatives:

In ΔABC if c2 + a2 – b2 = ac, then ∠B = ____.

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

Select the correct option from the given alternatives:

In ΔABC, ac cos B - bc cos A = _______

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

If in a triangle, the angles are in A.P. and b: c = `sqrt3: sqrt2`, then A is equal to

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

`"cos"^-1 ("cos" (7pi)/6)` = _________.

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined

Select the correct option from the given alternatives:

The value of cot (tan-12x + cot-12x) is

[3] Trigonometric Functions
Chapter: [3] Trigonometric Functions
Concept: undefined >> undefined
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