Solving Quadratics and Trigonometry

Solve this quadratic:

Tags

CCSS.HSF.TF.B.7

Solve this quadratic

• $\sin\theta=0.434$ and $\sin\theta=-0.768$

Tags

CCSS.HSF.TF.B.7

•  $\theta$  = 60, 120, 180

•  $\theta$  = 0, 60, 300

•  $\theta$  = 60, 120, 300

Tags

CCSS.HSF.TF.B.7

• 45, 63.4, 135, 243.4

• 45, 63.4, 116.6, 135

• 45, 63.4, 225, 243.4

• 45, 63.4, 225, 315

Tags

CCSS.HSF.TF.B.7

• 1

• 3

• 2

• 5

• 4

Solve in the range 0 < x < 360

Tags

CCSS.HSF.TF.B.7

Solve in the range 0 < x < 360

Tags

CCSS.HSF.TF.B.7

Solve using the quadratic formula.

2x² - 9x - 35 = 0

• x = 7/2 and x = -6

• x = -5/2 and x =5

• x = -3/7 and x =6

• x = -5/2 and x = 7

Tags

CCSS.HSA-REI.B.4B

Use the quadratic formula to solve: n² = 9n - 20

• n = 4 and n = -5

• n = -4 and n = 5

• n = -4 and n = -5

• n = 4 and n = 5

Tags

CCSS.HSA-REI.B.4B