Solve the quadratic by factoring. x^2-6x+19=5x-5 x 2 −6x+19=5x−5

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle