For the following function, state:
i. the domain and range
ii. the y-intercept, and
iii. the horizontal asymptote
f(x)=(2)x−7
2 answers
error i mean f(x)=(2)^x-7
domain is all reals
since 2^x > 0, 2^x-7 > -7, so the range is (-7,∞)
I expect you can do the intercepts, right? Just set x=0 or y=0.
since 2^x > 0, 2^x-7 > -7, so the range is (-7,∞)
I expect you can do the intercepts, right? Just set x=0 or y=0.