What is the discriminant of the polynomial below?
2x + 47-9

Which expression is equivalent to 4 square root 6 divided by 3 root 2

Issof claims that the scale factor is 1/2. which statement about his claim is correct

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