Answer:
i don no
Step-by-step explanation:
Hello :
sin<span>θ = 15/17
</span> use pythagorean identity : cos²θ +sin² θ = 1
cos²θ = 1 - sin² θ
cos²θ = 1-(15/17)²
cos²θ = 1- 225/289
cos²θ = 64/289
cos²θ = (8/17)²
cosθ = 8/17 or -8/17
The question doesn’t make sense.
Answer:
-2*3
Step-by-step explanation:
If she had to refund $2 for each cup (-2) and she refunded 3 cups (3) she would lose a balance of -2*3.
Plot them on the chart by <em>x </em>going first and then <em>y </em> so its going to be (-x,y) or (x,y) or (-x, -y) or (x,-y)
