Find the value of x³+ y³ + z³ – 3xyz if x² + y² + z² = 83 and x + y + z = 15.
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Sal is tiling his entryway. the floor plan is drawn on a unit grid. each unit length represents 1 foot. tile costs $1.35 per square foot. how much will sal pay to tile his entryway? round your answer to the nearest cent.

Find csc x if sin x + cot x cos x =√3 a. 9 b. 3 c. √(3)/2 d. √(3)

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with