Quiz about Algebraic Identity

Question 1

(x - 8) ( x - 8) = ______

Accepted Answer

x²- 16x + 64

Answer

x2 - 64

Answer

x2 + 64

Answer

x² + 16x + 64

Question 2

The degree of the polynomial: 4x²y + x² - 2y² is ______

Accepted Answer

3

Answer

2

Answer

4

Answer

-2

Question 3

$$\left(4a+2b\right)^2=$$

Accepted Answer

$$16a^2+8ab+4b^2$$

Answer

$$16a^2+8ab-4b^2$$

Answer

$$16a^2-8ab-4b^2$$

Answer

$$16a^2-8ab+4b^2$$

Question 4

(51)² - (49)² is

Accepted Answer

200

Answer

150

Answer

276

Answer

189

Question 5

$$Expansion\ of\ \left(x\ +4\right)^2\ is\ $$

Accepted Answer

$$x^2+8x+16$$

Answer

x $$x^2+8x+4$$

Answer

$$x^2-8x+16$$

Answer

$$x^2+8x-16$$

Question 6

The identity (y + a) (y +b) is

Accepted Answer

y² + ( a + b )y + ab

Answer

y² + ( a - b )y + ab

Answer

y² - ( a + b )y + ab

Answer

y² + ( a + b )y - ab

Question 7

$$25a^2-4b^2$$ is of the form

Accepted Answer

$$a^2-b^2$$

Answer

$$\left(a+b\right)^2$$

Answer

$$\left(a-b\right)^2$$

Answer

none of these

Question 8

(5-p)(5-p) is of the form

Accepted Answer

$$\left(a-b\right)^2$$

Answer

$$\left(a-b\right)\left(a+b\right)$$

Answer

$$\left(a+b\right)^2$$

Answer

none of these

Question 9

$$\left(3x+5y\right)\left(3x+5y\right)$$ is of the form

Accepted Answer

$$\left(3x+5y\right)^2$$

Answer

$$3x^2-5y^2$$

Answer

$$\left(3x-5y\right)^2$$

Answer

none of these

Question 10

$$\left(a^2+2ab\ +b^2\right)$$ is the expansion of

Accepted Answer

$$\left(a+b\right)^2$$

Answer

$$\left(a-b\right)^2$$

Answer

$$\left(a+b\right)^3$$

Answer

none of these

Question 11

(p - q)2

Accepted Answer

p² - 2pq + q²

Answer

p² + 2pq + q²

Answer

p² + 2pq - q²

Answer

p² - 2pq - q²

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