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1 answer:
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Answer:
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Step-by-step explanation:
<u><em>Step(i):-</em></u>
Given that the trigonometric function
we know that sin²∝ + cos²∝ = 1
⇒ sin²∝ = 1- cos²∝
Now we have to simplify the given trigonometric function
=
=
<u><em>Step(ii)</em></u>
we know that cosec∝ = 1/ sin∝
=
After cancellation sine function, we get
=
<u><em>Final answer:-</em></u>
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Answer:
12%
Step-by-step explanation:
Cost Price of the MP3 player =$150
Sales Tax = 8 %
Total sales tax= Tax * Cost Price
=
=12%
He payed a total of 12% sales tax