Answer:
I believe the answer is C :)
Step-by-step explanation:
Step-by-step explanation:
LHS= sin 3x/sin x - cos 3x/cosx
Taking LCM,
<u>=</u><u>sin3xcosx- cos3xsinx</u>
sinxcosx
<u>=</u><u>sin(3x-x)</u>
sinxcosx
= <u>2sin2x</u>
2sinxcosx
=<u> </u><u>2sin2x</u><u> </u>
sin2x
=2
= RHS.
Proved.
7y - 3x = -5
-3x = -7y - 5
x = 7/3y + 5/3
-3b=-9. Plug in 3. -3(3)=-9.
Answer:
½ mph
Step-by-step explanation:
1 mi. = 5280 ft.
2640⁄5280 = ½
I am joyous to assist you anytime.