B. 273.18 is the correct answer I think.
Answer:x = 3
Step-by-step explanation:
X =9/3
X=3
Answer:x=-3,y=3
or (-3,3)
Step-by-step explanation:
Answer: Option d.
Step-by-step explanation:
The trigonometric identity needed is:

Knowing that
:
Substitute it into
:

Simplify the expression:

Solve for
. Apply square root at both sides of the expression:


Answer:
208 or 26(8)
Step-by-step explanation:
8*26=208
26*8=208