Mathematics Triweekly Jonathan Grant

Simplify:

2m(m + n)

• 2mm + 2n

• 2nm+2mn

• 2m²+ 2mn

• 2n² + 2m

Find the highest common factor of 42pr² and 14r⁴.

• 2r

• 7r

• 14r²

• 7r²

 $Factorize\ completely\ \ 3x^2-5x-2$  

•  $(x+1)(3x−2)$  

•  $(3x-1)(x+2)$  

•  $\left(3x+1\right)\left(x-2\right)$  

•  $(x-1)(3x+2)$  

 $Factorize\ completely\ 2x^3y\ +\ 6\ x^2y^2.$  

•  $2x^2y\left(x+3y\right)$  

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

•  $2x\left(x^2y+3xy^2\right)$  

•  $x^2y\left(2x+6y\right)$  

 $Factorize\ completely\ 4x^2+8xy\ -xy-2y^2.$  

•  $(4x+y)(x+2y)$  

•  $(4x−y)(x-2y)$  

•  $(4x+y)(x-2y)$  

•  $(4x−y)(x+2y)$  

 $Factorize\ 3x^2+10x-8$  Factorize completely 4

•  $(3x+2)(x-4)$  

•  $(3x−2)(x+4)$  

•  $(x−2)(3x+4)$  

•  $(x+2)(3x-4)$  

 $Factorize\ 2ax-2ay-bx+by$  

•  $(x−y)(2a−b)$  

•  $(x+y)(2a−b)$  

•  $(x−y)(2a+b)$  

•  $(x+y)(2a+b)$  

Two numbers multiply to give a product. What are the two numbers called?

• Quotient

• Factors

• Addends

• Sum

A number that stands on its own is called a

• Term

• Expression

• Constant

• Coefficient

 $TrueorFalse.$   $4xy\ and\ -5yx\ are\ like\ terms$ . 

• True

• False