1. Find all solutions to the equation below for02 If there is more than one answer, enter your solutions in a comma-separated list, and be sure to give exact answers without any rounding.

2cos()=1

a=

2.Solve the following equation in the interval [0, 2]

Note:Give the answer as a multiple of. Do not use decimal numbers. The answer should be a fraction or an integer. Note that

is already included in the answer so you just have to enter the appropriate multiple. E.g. if the answer is/2

you should enter 1/2. If there is more than one answer enter them separated by commas.

2(sin(t))^2 sin(t)1=0

t =

3.Find all solutions to the equationtan(t) 3/ tan(t) n the interval0t2. First estimate the solutions from a graph, then findexactanswers

t=

4.Find all angles between0 and 2satisfying the condition

sinx=1/2

x=

.