somebody read 50 pages of a book in 50 minutes she reads at a constant rate how many pages did she read per minute
1 answer:
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Answer:
<h2>Z = 19/56</h2><h2>OR Z = 0.34</h2>Step-by-step explanation:
The steps in the photo above
I hope that is useful for you :)
We will use the sine and cosine of the sum of two angles, the sine and consine of 
, and the relation of the tangent with the sine and cosine:
If you use those identities, for
, you get:
Hence:
If you use those identities, for
Hence: