Provide the exact answer following the trigonometric function.
Tan 270°

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?

If angle ase measures 168 degrees, find the measure of angle dse. the figure mag not be drawn to scale

The focus of a parabola is (-4,-5) and its directrix is y=-1 find the equation