What two number add to equall 3 and multiply to -40.

Which logarithmic equation is equivalent to the exponential equation below? e^a=55(you will receive 34 points)

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

The sum of two numbers is 12 and their difference is 18 what are the two numbers