15 I know this because my brain told me that this is the correct answer so my fingers are giving you the correct answer in return for brainliest
Answer:
8/5
Step-by-step explanation:
Answer:
The values of sin θ and cos θ represent the legs of a right triangle with a hypotenuse of 1; therefore, solving for cos θ finds the unknown leg, and then all other trigonometric values can be found.
All you do is divide -12/20 by 4/4 which is -3/5
(if 2 is a square)
6xy ( x2 - xy + y2)
= 6x3y - 6x2y2 - 6xy3 --------------the threes and twos on this line are squares and cubics. the six is just a whole number