What is x and y for f(x)=​

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

What is (28 + 7 + 6 + 3) x 1/2 show your work

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.