7 yd > 1 ft, 25 ft > 38 in. idk about that 3 ft there
Answer:
The proof is given below.
Step-by-step explanation:
Given: ( the correct question and ans is as follow )
sin (x + y) = 3sin ( x - y)
To Prove
tan x = 2 tan y
Proof:

Using the identities

we get

Now we will take sin x . cos y to the left hand side and cos x . sin y to the right hand side,we get

Answer:
Answer: 7y²-x²y+3xy+7x²
Step-by-step explanation:
To get the growth factor from a percentage increase, express the percentage as a decimal, then add 1.
256% = 2.56
2.56 + 1 = 3.56
The appropriate choice is ...
c. 3.56
Answer:
Step-by-step explanation: