Solve quadratics review 1

Simplify √48

• 4√12

• 3√4

• √6√8

• 4√3

Simplify 2(√54)

• 3√6

• 6√6

• 6√3

• 12√3

Simplify √52

• 13√2

• 4√13

• 2√13

• already simplified

Solve this quadratic function by factoring: x² +11x +18 = 0

• (-9,0) (-2,0)

• (9,0) (2,0)

• (6,0) (3,0)

• (-9,-2)

Solve this quadratic function by factoring: x² -22x + 120 = 0

• (4,0) (30,0)

• (-4,0) . (-30,0)

• (12,0) (10,0)

• (-12,0) (-10,0)

Solve this quadratic function by factoring: 3x² - 13x - 10 = 0

• (15,0) (-2,0)

• (-15,0) (2,0)

• (-5,0) (2/3 , 0)

• (5,0) (-2/3, 0)

The roots of a parabola are NOT also called:

• solutions

• branches

• x-intercepts

• zeros

Solve using square root method: x² = 100

• (10,0) (-10,0)

• (10,0)

• (50,0) (-50,0)

x² + 7 =88

• (9,0) (-9,0)

• (9,-9)

• no solution

• (3,0) (-3,0)

Solve using the square root method: (x+2)² - 6= 30

• (6,0) (-6,0)

• (34,0) (-34,0)

• (9.47,0) (-1.47)

• (4,0) (-8,0)