Inthe right triangle VYZ angle VZY = 90 and VZ = 4 and YZ = 4.5. determine the angle of elevation. complete the triangle by finding the missing sides and angles

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?