MATH8: QUIZ BEE (EASY ROUND)

Find the factors of perfect square trinomials:

 $9x^2-24xy+16y^2$ 

•  $\left(3x-4y\right)\left(3x-4y\right)$  
  

•  $\left(3x+4y\right)\left(3x+4y\right)$  
  

•  $\left(4x-3y\right)\left(4x-3y\right)$  
  

•  $\left(4x+3y\right)\left(4x+3y\right)$  
  

Find the greatest common factor of the given:

 $14m^3n^2;\ 21m^2n^4;\ 35m^2n^2$ 

•  $7m^2n^2$  
  

•  $8m^2n$  
  

•  $9m^5n^3$  
  

•  $6m^8n^6$  
  

Find the square root of the given:

 $81m^{10}n^6$ 

•  $7m^2n^2$  
  

•  $8m^2n$  
  

•  $9m^5n^3$  
  

•  $6m^8n^6$  
  

Find the cube root of the given:

 $216m^{24}n^{18}$ 

•  $7m^2n^2$  
  

•  $8m^2n$  
  

•  $9m^5n^3$  
  

•  $6m^8n^6$  
  

Find the factors of  $a^2+2ab+b^2$ .

•  $\left(a-b\right)^2$  
  

•  $\left(a+b\right)^2$  
  

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

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

Find the factors of 54 whose sum is -15.

• –9 and –6

• +9 and +6
  

• –18 and –3

• +18 and +3
  

Find the factors of the given:

 $4x^2y^2-1$  

•  $\left(2-xy\right)\left(2+xy\right)$  
  

•  $\left(2xy-1\right)\left(2xy+1\right)$  
  

•  $\left(2x-y\right)\left(2x+y\right)$  
  

•  $\left(x-2y\right)\left(x+2y\right)$  
  

Find the factors of the given:

 $7x^2+21x$  

•  $7\left(x-21\right)$  
  

•  $7\left(x-21x\right)$  
  

•  $7x\left(x-3\right)$  
  

•  $7x\left(x-3x\right)$  
  

Find the factors of the given:

 $8x^3-1$  

•  $\left(2x-1\right)^3$  
  

•  $\left(2x+1\right)^3$  
  

•  $\left(2x-1\right)\left(4x^2+2x+1\right)$  
  

•  $\left(2x+1\right)\left(4x^2-2x-1\right)$  
  

Find the factors of the given:

 $x^2-10x-144$  

•  $\left(x+3\right)\left(x-48\right)$  
  

•  $\left(x+4\right)\left(x-36\right)$  
  

•  $\left(x+6\right)\left(x-24\right)$  
  

•  $\left(x+8\right)\left(x-18\right)$