Answer:
9
Step-by-step explanation:
The reciprocal of 1/9 is 9/1 which is just 9.
Answer:
x=2,y=-3
Step-by-step explanation:
detailed explanation showed in the image above
Um sounds nice i guess its kind of funny simplify hairy fractions
Answer:

Step-by-step explanation:
sin(
)
using the sides of the 30- 60- 90 triangle
with legs 1,
and hypotenuse 2 , then
= 30° and
sin30° = 