The quotient of (x4 + 5x2 – 3x – 15) and a polynomial is (x3 - 3). What is the polynomial? X5X5 – - 30x3 + 9x + 45 X-5 X-5 X75X6X+ 30x3 + 9x + 45​

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

What is the sum of these mixed numbers 2 1/8 + 4 3/8

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.