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Factorise:

$x^2+5x-50$

• $\left(x+25\right)\left(x-2\right)$

• $\left(x-5\right)\left(x+10\right)$

• $\left(x-10\right)\left(x+5\right)$

• $\left(x-25\right)\left(x+2\right)$

Factorise:

 $x^2-x-12$  

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

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

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

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

Factorise:

 $x^2-8x-33$  

•  $\left(x-3\right)\left(x+11\right)$  

•  $\left(x+33\right)\left(x-1\right)$  

•  $\left(x+3\right)\left(x-11\right)$  

•  $\left(x-33\right)\left(x+1\right)$  

Factorise:

 $x^2+3x-130$  

•  $\left(x+18\right)\left(x-15\right)$  

•  $\left(x-18\right)\left(x+15\right)$  

•  $\left(x-13\right)\left(x+10\right)$  

•  $\left(x+13\right)\left(x-10\right)$  

Factor Completely: 
3x² + 18x +15
Hint: Factor GCF first.

• 3(x² + 6x + 5)
• (x + 5)(x + 1)
• 3(x + 5)(x + 1)
• Prime

Calculate the roots of the quadratic.

• x = 6 and 3

• x = 1 and 0

• x = 0 and 3

• x = 3 and 1

What are the zeros of the quadratic function?
y = x² - 2x - 15

• x = -2
  x = -15
• x = -3
  x = 5
• x = 3
  x = -5
• x = 1
  x = -16

Solve by factoring:  2x²+ 7x + 6 = 0

• x= 3/2 and x = 2
• x = -3/2 and x = -2
• x = 6 and x = 7
• x = -6 and x = -7

Solve by factoring:3x² + 5x + 2 = 0  

• x = -2/3 and x = -1
• x = -3/2 and x = -1
• x = 2/3 and x = 1
• x = 2/3 and x = -1

Solve by factoring:  4x² + 11x - 3 = 0

• x = -3/4 and x = -1
• x = 4 and x = 3
• x = 1/4 and x = -3
• x = -1/4 and x = 3