Answer:
a. 9 b.36 c. 100 d. 13689
Aidan has put 21 hours of work. To simplify it, Harry worked 7 hours and Aidan worked 7 x 3 times which equates to 21 hours.
Answer:
(2, -8)
Step-by-step explanation:
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Square both sides:
Since
is positive, you can discard the negative sign. So,
Substitute this value back into
to find
I hope this helps. =)
Tags: <em>trigonometric identity relation trig sine cosine tangent sin cos tan trigonometry precalculus</em>