A tree in Debra's backyard is 61 centimeters high. The tree grows 8 centimeters each month. Within the first month of planting it, Debra trimmed 3 centimeters off its height. She has not trimmed the tree since then. How long has the tree been growing?

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

What is x3+3x2−16x−48 divided by x−1?

Write the expression 7x^3-28xy^2 as the product of 3 factors