Answer: option A - sec2x + csc2x
Step-by-step explanation:
A=1/2ab
Replace the variables with their value
15=1/2(3/2)b
Multiply 1/2 and 3/2

15=3/4b
Divide 3/4 on both sides
15/(3/4) is the same thing as

45/4=b
Answer:
I will answer if you insert a picture
-5^0 = equals equals = -1