Evaluate the arithmetic series described: 14 + 23 + 32 + 41..., S11
649
1298
2604
1296

If 3x+8=3x+8 is it one solution or no solution

Evaluate cos2θ for cosθ = square root of 3/2

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )