Suppose that a function f has the values f(1)=15 and f(3)=45. Write an equation for f(x) if f(x) is an exponential function(a. b^x)

On a piece of paper, graph . then determine which answer choice matches the graph you drew

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.