Answer: 
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Explanation:
Use the pythagorean trig identity
and plug in the fact that 
Isolating sine leads to
. I'm skipping the steps here, but let me know if you need to see them.
The result is negative because we're in quadrant 4, when y < 0 so it's when sine is negative.
Therefore,

Answer:
Because the airline allows each suitcase to hold up to 50 pounds, and it doesn't force them to hold exactly 50 pounds
Answer:
(a³ - 6b)
Step-by-step explanation:
=
=
(a³ - 6b)
Answer:
Step-by-step explanation:
<u>8 to the 3 power is</u>
Answer:
Angle 2 is equal to angle 8.
Step-by-step explanation: