Find d2y/dx2 in terms of x and y. y5 = x7

What is the value of x in the equation (2)3) (x+6)= -18 a. -36 b. -33 c. -24 d. -18

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

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?