In triangle ABC the measures of its angles are labeled a °, b °, and c °. Ray BD bisects the exterior angle at vertex B. Enter an expression in terms of a and c for the measure of angle CBD.

Determine which postulate or theorem can be used to prove that lmn =nmo

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?

Simplify (8x2 − 1 + 2x3) − (7x3 − 3x2 + 1). −5x3 + 11x2 − 2 5x3 − 11x2 + 2 x3 + 2x2 + x3 x3 − 2x2 − x3