Find polynomial f(n) such that for all integers n is greater than or equal to 1 we have 3t( 1*2 + 2*3 ++ n(n+1) ) = f(n). write f(n) as a polynomial with terms in descending order of n

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2

Tamar is measuring the sides and angles of tuv to determine whether it is congruent to the triangle below. which pair of measurements would eliminate the possibility that the triangles are congruent