Which of these sets of ordered pairs satisfies an exponential equation? A.{(1, 3), (2, 9), (3, 27)} B.{(1, 10), (2, 20), (3, 30)} C.{(1, 7), (2, 14), (3, 21)}

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

Write two subtraction equations that are equivalent to 5 + 12 = 17.

What is the area of the trapezoid shown ?