Answer:Let =tan2
t
=
tan
x
2
, then cos=1−21+2
cos
x
=
1
−
t
2
1
+
t
2
and tan=21−2
tan
x
=
2
t
1
−
t
2
.
Now
1+21−2+21−2(1+)21−21+1−tan2
Step-by-step explanation:
6 kilometers = 6000 meters
1 kilometer = 1000 meters
So, 1000 × 6
The answer to number four is 90,000.
hope this helps!
-SummerBreaker ;)
Answer:12 Protein bar and 3 magazines
Step-by-step explanation:
Given
Tom purchases Protein bars 3 times as much as magazine
Each bar cost
Each magazine costs
Sales tax is 6.5 %
suppose Tom buy x magazines so
Price of magazine is
Price of bars is
Total Price
After sales tax
This must be less than
so
thus
so he but 4 magazines and 12 protein bars