Find a vector parametrization of the ellipse centered at the origin in the xy-plane that has major diameter 10 along the x-axis, minor diameter 6 along the y-axis, and is oriented counter-clockwise. your parametrization should make the point (5,0) correspond to t=0. use t as the parameter in your answer.

Kevin is an insurance salesman. when he sells a policy, he makes 20 percent of the policy premium (p) up front; then each year the policy is active, he receives 15 percent of the original premium. which equation could be used to figure his total commission on a policy that has been active for five years? c=0.80p c=0.20p + 0.15p c=0.35p + 4(0.15) c=0.95p

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

In triangle opq right angled at p op=7cm, oq-pq=1 determine the values of sinq and cosq