Which function describes the graph below? F(x)=6cos(x)
f(x)=3cos(x)+3
F(x)=6sin(x)
F(x)=3sin(x)+3

Is fgh ~ jkl? if so, identify the similarity postulate or theorem that applies.

14. (05.02 lc) what is the value of y in the solution to the following system of equations? (5 points) 2x + y = −4 5x + 3y = −6

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.