Final Pre-calc Challenge

• 8

• 8/5

• 10

• Does not exist

Find the sum of the 1st 112 terms of: 7 + 11 +15 + .....

• 25648

• 112

• 25846

• 224

Choose the right equation for this graph.

Convert the polar coordinates to rectangular form.
(6, 2π/3)

• ( -3, 3)
• (3, 3√3)
• (-3, 3√3)
• (3, -3√3)

Match the polar coordinate with the point on the graph

• C

• D

• A

• E

• B

Find polar coordinates for the point:
(√3 , 1)

• (2, π/6)
• (-2, -π/6)
• (1,0)
• (4π,-2)

If vector a= (4, -5) and vector b= (-7, 4) Find a-b

• (-11, -9)

• (11, 9)

• (11, -9)

• (-3, -1)

Solve each triangle. A=40, B=20, a=2

• C=120, b=1.06, c=2.69
• C=135, b= 1.56, c=2.50
• C= 120, b=2.68. c=3.26
• C=45, b=1.06, c=2

Simplify:  tanxcotx-cos²x

• tanx
• cotx
• sin²x
• cos²x