How do you solve these questions?

1. Solve tan²θ = tanθ

2. Find the following and express your answer in polar form.

(2 - j) (cos45° + j sin45°)

Simplify b^2c^5/bc^3

Frankie has 5 red marbles, 16 black marbles 3 green miniature balls and 9 yellow miniature balls in a jar at his house. What is the ratio on the number of the minimum balls to the number of black marbles in the jars

If 60 Markus are 40% what is full marks

Is It Safer To Drive Or Get On A Plane?

Find the equation of the line that has slope - 5/6 and which passes through (-1,-6). The equation of the line is? Answer need to be in slope-intercept form.)

Semi annually means how many times a year?

Gary walked 1 1/2 km to school, then 750 m to his job, then 1 km home. How many kilometres did he walk altogether?

The highest paying job will always be the best true or false

Evaluate 1/-5ab if a=3/7 and b=5/8 write in simplest form

Libby is fencing in a playground. She has studied her budget and come up with two options she can afford: Option 1: a triangle with base length 9 meters and height 12 meters. Option 2: a rectangle with length 10 meters and width 8 meters.