What must be added to 76 to make 100?

The factorization of 8x3 -125 is (2x-5)(jx2 +kx+25)

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is