Which function represents a vertical stretch of an exponential function? a. f(x)=3(1/2)^x b. f(x)=1/2(3)^x c. f(x)=(3)^2x d. f(x)=3^(1/2x)

What is the solution of log2  (3x  -  7)  =  3? 4 5

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling