What is 949 rounded to the nearest ten and hu

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values