Question # 1

What will be added to complete the square of 9a²-12ab ?

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-16b²

16b²

4b²

-4b²

In an obtuse angle triangle, the side opposite to _______ is longer than each of the other two sides:

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Acute angle

Sight angle

Obtuse angle

Straight angle

The first mathematician who gave the idea of algorithm was:

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Henry Briggs

John Napier

Musa Al Khwarizmi

Jobst Burgi

a³+b³=..........:

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(a+b)(a²-ab-b²)

(a+b)(a²-ab+b²)

(a+b)(a²-ab-b³)

(a-b)(a²+ab+b²)

If two sides of a triangle are unequal in length, the longer side has __________ angle opposite to it:

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Short

Greater

Equal

60°

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Symbol used for Congruent triangles:

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4x + 3y - 2 is an algebraic:

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Expression

Sentence

Equation

In equation

Which of the following is closure property w.r.to multiplications:

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a + b∈ R∀ a, b∈ R

a. b∈ R∀ a, b∈ R

a + b = b + a∀a,b∈ R

a.b = b.a∀a,b∈ R

Scientific notation of 0.00058 is:

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5.8 x 10⁵

58 x 10^-5

5.8 x 10^-4

5.8 x 10^-5

HCF of x²+3x+2, x²+4x+3 and x²+5x+4 is:

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x+1

(x+1)(x+2)

(x+3)

(x+4)(x+1)

What will be added in 9x²-12xy to complete the square:

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-16y²

16y²

-4y²

4y²

Every real number is also a complex number with imaginary part as ______

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1

b

O

10

Real part in -3i is:

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3

O

-3

1

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x

x⁷

x ^1/7

x^7/2

The line segment, joining the mid-points of two sides of a triangle is parallel to the third side and is equal to _______ of its length:

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Half

Double

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9th Class Mathematics English Medium KPK Boards Online Mcqs MCQs With Answers

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