planes X and y intersect at right angle AB and CG lie in plane X and do not intersect RS lies in plane Y

What is the difference between the points (4, 7) and (4, -5)? a. 0 units b. 2 units c. 4 units d. 12 units

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

Ten times the square of a non-zero number is eqaul to ninety times the number