Question # 1

Factorization of h2-5h+2h-10 is:

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(h-2)(h+5)

(h-2)(h-5)

(h+2)(h-5)

(h+2)(h+5)

4-(a+b)²=

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(2-a-b)(2-a+b)

(2-a+b)(2+a+b)

(2-a-b)(2+a+b)

(2-a+b)(2+a-b)

(2y-1)²=

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4y²-4y-1

4y²-4y+1

4y²-2y+1

4y²+2y+1

(x²-y²) / (x+y) =

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x²-y

x+y²

x-y

x+y

Factorization of 64h²-81 is:

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(8h+9)(8h+9)

(8h+9)(h-9)

(8h-9)(8h+9)

(8h-9)(h+9)

If A = {4,5}, then P(A) will be equal to:

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{4} ,{5}

{4} ,{5} {4,5}

{4},(5},{4},{5}

{∅,{4},{5},{4,5}

Factorization of a³+a²+a+1 is :

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(a-1)(a²+1)

(a-1)(a²-1)

(a²+1)(a²+1)

(a+1)(a²+1)

(x-y)²- 25 =

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(x-y-5)(x-y-5)

(x+y+5)(x+y+5)

(x-y-5)(x-y+5)

(x+y-5)(x+y+5)

(1111) x (10)₂

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(1101)₂

(1111)₂

(10001)₂

(11110)₂

If the length and width of a rectangle are 12 cm and 9 cm respectively, then the length of its diagonal will be:

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15 cm

21 cm

42 cm

108 cm

(110)₂ -(11)₂=

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(11)₂

(101)₂

(1100)₂

(1101)₂

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Mathematics 8th Class Urdu Medium Chapter 4 Online Test MCQs With Answers

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