Find the area and a perimeter of a semi-circle with a radius of 2 inches
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In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Witch represents the inverse of the function f(x)=1/4x-12