We will turn the left side into the right side.

Use the identity:



Now use the identity
solved for sin^2 x and for cos^2 x.




? + 8 = 11
Subtract 8 from both sides.
? = 3
HG = 8
? + 6 = 9
Subtract 6 from both sides.
? = 3
HI = 3
Answer:
90
Step-by-step explanation:
1 vinegar to 1/2 of oil is equivalent to 2 parts of vinegar to 1 part of oil
equation is y = 2x
the second option is the correct one.
Divide by 5, answer is 1/7