What logarithmic graph could be used to approximate the value of y in the equation 3^y = 4?

If x=-3 is the only x-intercept of the graph of a quadratic equation, which statement best discribes the discriminant of the equation?

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles