Please help me!! 1. If cos x = (√2)/2 and x is a fourth-quadrant angle, evaluate Tan x.

A) -1
B) 1
C) -(2 √2)/2

2. If cos x = (√2)/2 and x is a fourth-quadrant angle, evaluate Sin 2x.

A) -1
B) 1
C) -√2

3. If cos x = (√2)/2 and x is a fourth-quadrant angle, evaluate Cos 2x.

A) -1
B) 1
C) 0

4. If cos x = (√2)/2 and x is a fourth-quadrant angle, evaluate Tan 2x.

A) undefined
B) √2
C) 0

6people equally share 56 gummy worms. how many gummy worms does each person get? nine and one sixth gummy worms nine and two sixths gummy worms ten and one sixth gummy worms ten and two eighths gummy worms

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4