Factoring

Factor x² - 25.

• ( x + 5 ) ( x - 5 ) 
• ( x - 5 ) ( x - 5 ) 
• ( x + 5 ) ( x + 5 ) 
• Prime

Factor completely: 4x² - 64y²

• Prime
• 4(x + 4y)(x - 4y)
• 2(2x + 8y)(2x - 8y)
• ( 2x - 8y) (2 x + 8y) 

Factor completely: 3x² - 75 .

• 3( x + 5 ) ( x - 5 ) 
• Prime
• ( x + 5 ) ( x - 5 ) 
• 3( x - 5 ) ( x - 5 ) 

Factor
k² - 2k - 24

• (k+4)(k+6)
• (k+4)(k-6)
• (k+6)(k-1)
• (k-4)(k+6)

Factor by grouping:
x³ + 7x² - 2x - 14

• (x² - 2) (x - 7)
• (x² + 2) (x - 7)
• (x² + 2) (x + 7)
• (x² - 2) (x + 7)

Factor
r² -16r + 60

• (r - 15)(r + 4)
• (r - 6)(r + 10)
• (r - 6)(r - 10)
• (r +30)(r - 2)

Factor by Grouping:
x³ - 5x² + 5x - 25

• (x² - 5) (x - 5)
• (x² + 5) (x - 5)
• (x² + 5) (x + 5)
• (x² - 1) (x - 25)

Factor
n² + 16n + 63

• (n-7)(n+4)
• (n+7)(n-9)
• (n-3)(n-10)
• (n+7)(n+9)

Factor by Grouping:
4p³ + 8p² + 3p + 6

• (2p² + 3) (p + 2)
• (2p² + 6) (p + 4)
• (4p² + 3) (p + 2)
• (4p² + 8p) (3p + 6)

Factor:
 4h² - 17h + 4

• (2h - 2)²
• 4(h + 4)(h + 1)
• (2h - 2)(2h + 2)
• (h - 4)(4h - 1)