Free Printable Addmath gogo

1.

Select the correct answer(s).

a)

Domain={1,2,3}

b)

Codomain={4,5,6,7}

c)

Range={4,5,6,7}

d)

Range={4,5,6}

2.

If $\left|x-1\right|>2$ , then

a)

x-1>2

b)

x-1>-2

c)

x-1<2

d)

x-1<-2

3.

What is the function that maps x to z?

a)

fg(x)

b)

gf(x)

c)

fg(z)

d)

gf(z)

4.

If f(x)=2x , g(x)=x , then...

a)

fg(x)=2x

b)

gf(x)=2x

c)

fg(x)=x

d)

gf(x)=x

5.

The functions f and g are inverse of each other if...

a)

f(x)=g(x)=x

b)

f(x)=g(x)

c)

the graphs of f and g are symmetrical at line y=x

d)

$f\left(x\right)=g^{-1}\left(x\right)$

$g\left(x\right)=f^{-1}\left(x\right)$

6.

For quadratic equation $-x^2+px-qx+m=n$ , determine the value of a, b and c in general form of $ax^2+bx+c=0$ .

a)

a=-1,

b=p,

c=-q

b)

a=-1,

b=p-q,

c=m+n

c)

a=1,

b=q-p,

c=n-m

d)

a=1,

b=p-q,

c=n-m

7.

If use formula method to solve $3m^2+4m-6=0$ , then

a)

$m=\frac{-4\pm\sqrt[]{\left(4\right)^2-4\left(3\right)\left(-6\right)}}{2\left(3\right)}$

b)

$x=\frac{-4\pm\sqrt[]{\left(4\right)^2-4\left(3\right)\left(-6\right)}}{2\left(3\right)}$

c)

$m=\frac{4\pm\sqrt[]{\left(4\right)^2-4\left(3\right)\left(-6\right)}}{2\left(3\right)}$

d)

$m=\frac{-4\pm\sqrt[]{\left(4\right)^2-4\left(3\right)\left(-6\right)}}{2\left(4\right)}$

8.

Which one is the correct step by completing the square of the following QE?

$2x^2-3x=5$

a)

$x^2-\frac{3}{2}x+\left(\frac{3}{2}\right)^2=\frac{5}{2}+\left(\frac{3}{2}\right)_{ }^2$

b)

$x^2-\frac{3}{2}x+\left(\frac{3}{2}\right)^2=\frac{5}{2}\$

c)

$x^2-\frac{3}{2}x+\left(\frac{3}{4}\right)^2=\frac{5}{2}+\left(\frac{3}{4}\right)_{ }^2\$

d)

$x^2-\frac{3}{2}x+\left(\frac{3}{4}\right)^2=\frac{5}{2}-\left(\frac{3}{4}\right)_{ }^2$

9.

The sum of roots of a QE is equal to...

a)

$\frac{c}{a}$

b)

$-\frac{c}{a}$

c)

$\frac{b}{a}$

d)

$-\frac{b}{a}$

10.

The product of roots of a QE is equal to...

a)

$\frac{c}{a}$

b)

$-\frac{c}{a}$

c)

$\frac{b}{a}$

d)

$-\frac{b}{a}$

11.

If a quadratic equation does not have real roots, then

a)

$b^2-4ac>0$

b)

$b^2-4ac<0$

c)

$b^2-4ac=0$

d)

$b^2-4ac\ge0$

12.

If -x>2 , then...

a)

x>-2

b)

x<-2

13.

$a^2+b^2=?$

a)

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

b)

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

c)

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

d)

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

14.

$\frac{2}{\left(\frac{x}{5}\right)}=\ ?$

a)

$\frac{2}{5x}$

b)

$\frac{2\times5}{x}$

c)

$\frac{2x}{5}$

d)

$\frac{5x}{2}$

15.

$\frac{2}{x}+\frac{3}{y}=\ ?$

a)

$\frac{2+3}{x+y}$

b)

$\frac{2+3}{xy}$

c)

$\frac{2x+3y}{xy}$

d)

$\frac{2y+3x}{xy}$

Addmath gogo

Total questions: 15

Worksheet time: 10mins

Similar Resources on Wayground