Question

for what values of b is f(x)=b^x and increasing function?

A. any real numbers
B. b>0
C. b>1
D. 0 13 years ago

Answer 1

@blurbendy

Answer 2

b>1
http://www.wolframalpha.com/input/?i=plot+f%28x%29%3D-1%5Ex%2C+f%28x%29%3D0%5Ex%2C+f%28x%29%3D1%5Ex%2C+f%28x%29%3D1.1%5Ex