Math Class 12 New Book Chapter 3 MCQs Federal Board
Math Class 12 New Book Chapter 3 MCQs Federal Board

Math Class 12 New Book Chapter 3 MCQs Federal Board

Math Class 12 New Book Chapter 3 MCQs Federal Board

Math Class 12 New Book Chapter 3 MCQs Federal Board

(i)

If f is integrable, then it is:

a) discontinuous

b) unbounded

c) continuous

d) linear

Correct option is (c)

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(ii)

If

$$f’\;(x)=3x^2+\;2x,$$ then f(x) is:

$$a)\;6x\;+\;2\;+\;c\\b)\;x^3\;+\;x^2\;+\;c\\c)\;3x^2\;+\;2x^2\;+\;c\\d)\;1.5x^3\;+\;x^2\;+\;c$$

Correct option is (b)

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(iii)

$$\int\frac d{dx}\;(x^2)\;dx$$ is equal to:

$$a)\;x^2\;+\;c\\b)\;2x\;+\;c\\c)\;\frac{x^3}3\;+\;c\\d)\;2x\;-\;c$$

Correct option is (a)

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(iv)

∫ sin 2x dx is:

$$a)\;\frac{\cos\;2x}2\;+\;c\\b)\;2\;\cos\;2x\;+\;c\\c)\;-\frac{\sin\;2x}2\;+\;c\\d)\;-\frac{\cos\;2x}2\;+\;c$$

Correct option is (d)

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(v)

$$\int_3^7dx\;\;is$$

a) 3 b) 4 c) 5 d) 6

Correct option is (b)

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(vi)

$$\int_\frac{\mathrm\pi}6^{\mathrm\pi}Cosx\;dx\;\;is$$

$$a)\;-\frac12\\b)\;\frac12\\c)\;\frac32\\d)\;-\frac32$$

Correct option is (a)

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(vii)

$$\frac d{dx}\int_{-2}^x\;t^2\;dt$$ 

$$a)\;t^4\\b)\;t^3\\c)\;x^3\\d)\;x^3-16$$

Correct option is (c)

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(viii)

What is relation between

$$\int_1^2\;x\;dx\;and\;\int_1^2\;t\;dt\;$$

$$a)\;\int_1^2\;x\;dx\;<\int_1^2\;t\;dt\\b)\;\int_1^2\;x\;dx\;>\int_1^2\;t\;dt\\c)\;\int_1^2\;x\;dx\neq\int_1^2\;t\;dt\\d)\;\int_1^2\;x\;dx=\int_1^2\;t\;dt$$

Correct option is (d)

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(ix)

Area under the graph of f(x) = 4 ; [2,5] is:

a) 2

b) 4

c) 5

d) 12

Correct option is (d)

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(x)

$$\int\sqrt x\;dx\;\;is$$:

a) $$a)\;x^\frac32\;+c\\b)\;\frac32\;x^\frac32\;+c\\c)\;\frac32\;x^\frac32\;+c\\d)\;x\frac12\;+c$$

Correct option is (b)

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