Find all numbers whose absolute value is 8.if there is more than one, separate them with commas.

What is the length of bc ? enter your answer in the box.bc =

What point is the projection of q on a) r b) s c) t

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