Suppose a rope is nailed to a pole 35 meters above the ground and extended away from the base of the pole. The distance from the base of the pole to the end of the rope is 15 meters. What is the angle made by the rope and the ground? A. 21.2∘
B. 66.8∘
C. 25.4∘
D. 64.6∘

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Which expression is equivalent to 3^3 + 2^2?

Find the zeros of each function. f(x) = 6x^2 - 7x - 20