ABHYAS | Self Learning | Testing Platform

Q.1

Factorize: $x^2+z^2-2xz$

A.

(x-z)(x-z)

B.

(Y-Z)(Y-Z)

C.

(X+Z)(X+Z)

D.

(X+Z)(X-Z)

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Q.2

What should be added to $large 4x^2 + 12x+2$ to make it a perfect square

A.

5

B.

7

C.

9

D.

11

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Q.3

The factors of $x^{2}+xy-2xz-2yz$ are:

A.

$(x-y)(x+2z)$

B.

$(x+y)(x-2z)$

C.

$(x-y)(x-2z)$

D.

$(x+y)(x+2z)$

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Q.4

Solve the quadratic equation? $x^2-9x+18=0$

A.

3 0r 9

B.

6 or 3

C.

10 0r 3

D.

1 or 5

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Q.5

One of the factors of the expression is :

$x^{2}+xy+zx+zy$

A.

x+y

B.

x-z

C.

x-y

D.

none of these

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Q.6

A number is multiplied by $large frac{1}{3}$ times itself and 18 is added to the result. If the final result is 2901, the number is _________________

A.

54

B.

93

C.

83

D.

84

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Q.7

What should be added to $large large frac{4}{9}x^2 + frac{16}{3}x+2$ to make it a perfect square

A.

5

B.

7

C.

14

D.

11

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Q.8

Factorise $large dpi{100} fn_phv x^2-xy+y-x$ :

A.

(x-1) (x+y)

B.

(x+1) (x+y)

C.

(x-1) (x-y)

D.

none of these

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Q.9

Which of the following expressions is a factor of the polynomial $large 6x^2+13x+5$ ?

A.

3x+5

B.

3x-5

C.

2x-1

D.

x+2

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Q.10

Find the value of $sqrt{{a}sqrt{asqrt{a}}}.............varpi$

A.

1

B.

0

C.

a

D.

Both B and C

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Attention !!!!!