Which expression is equivalent to 9 y minus 3? 3 (y minus 1) 3 (3 y minus 1) 9 (y minus 3) 9 (3 y minus 3)
2 answers:
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We know that and this is the only point when sin and cos are equal lengths. Because both
Now if the sin of 30° is a half that would mean that cos of 60° is also a half.
Hope this helps.
<u>r3t40</u>
