Answer:
x = 4
Step-by-step explanation:
2x + 1 = 9
2x = 9 - 1
2x = 8
x = 4
Tan^2 x - Tan^ x sin^2 x
= tan^2x ( 1 - sin^2 x)
= tan^2 x * cos^x
= sin^2 x * cos^2 x
----------------------
cos^2 x
= sin^2 x
Answer:
12
Step-by-step explanation:
Forty-Five Thousand Nine Hundred Twenty
C 1/2 is the correct answer