DUM10122 Quiz 1 : Algebra

Determine the coefficient for  $5x^2y^3$  .

• 2

• 3

• 5

• xy

Simplify the following term.

 $\left(2x^2+4x+4\right)-\left(x^2+2x+7\right)$  

•  $x^2+6x+11$  

•  $x^2+2x-3$  

•  $3x^2+6x-11$  

•  $x^2+2x+3$  

Solve the following quadratic equation.

 $x^2-16=0$  

•  $x=-4$  

•  $x=4$  

•  $x_1=4,\ \ \ x_2=-4$  

•  $x_1=8,\ \ \ x_2=-8$  

Given that  $v=at+u$  , make  $a$  as the subject of the formula.

•  $a=\frac{v-u}{t}$  

•  $a=\frac{u-v}{t}$  

•  $a=\frac{v}{u}+t$  

•  $a=\frac{v+u}{t}$  

Given that  $s=ut+\frac{1}{2}at^2$ .  Find the value for $s$  if  $a=3$  , $u=30$  and  $t=5$  .

• 187.5 m

• 127.5 m

• 147.5 m

• 167.5 m

Which of the following is the method for solving simultaneous equation?

• Quadratic Formula

• Factorization

• Substitution

• Partial Fraction

Which of the following is NOT the polynomial?

Which of the following is NOT the factor for partial fraction?

• Linear Factor

• Quadratic Factor

• Repeated Linear Factor

• Cubic Factor

Multiply the following term.

 $3x^2y\left(2x-4y+3xy^3\right)$  

•  $6x^3y-12x^2y_{ }^2+9x^3y^4$  

•  $6x^3y-12x^2y_{ }^2+9x^2y^3$  

•  $6x^3y-12x^2y_{ }^2-9x^3y^4$  

•  $6x^3y+12x^2y_{ }^2+9x^3y^4$