Quadratics Quiz 1

Question 1

Which of the below terms represent the solution of a quadratic equation given by  $$a{{x}^{2}}+bx+c=0$$ ?

Accepted Answer

x

Answer

a

Answer

b

Answer

c

Question 2

Which of the below represents a quadratic equation?

Accepted Answer

$${{\left( x+3 \right)}^{2}}=4x$$

Answer

$${{x}^{2}}+{{x}^{3}}$$

Answer

$$y-1=0$$

Answer

$$y+{{y}^{4}}=0$$

Question 3

The roots of quadratic equation are also called as  __

Accepted Answer

Zeroes

Answer

Cubes

Answer

Squares

Answer

Ones

Question 4

The weight of a desk and table differ by 2 kg. But, the weight of the desk and square of the weight of the table adds up to 7 kg. Express this mathematically using quadratic equations to find the weight of the desk.

Accepted Answer

$${{x}^{2}}-3x-3=0$$

Answer

$${{x}^{2}}+3x-3=0$$

Answer

$${{x}^{2}}+3x+3=0$$

Answer

$${{x}^{2}}-3x+3=0$$

Question 5

Which of the below is a solution of the equation $${{y}^{2}}+2y-3=0$$ ?

Accepted Answer

1

Answer

-2

Answer

2

Answer

-1