The answer is B. There can not be any alike "x" inputs.
(B)
if <em>f</em>(a) = K, then that means <em>f </em>sends (a) to (K).
the inverse function, <em>f</em>-1, goes back where you started, so <em>f</em>-1 <em />sends (K) to (a).
<em>f</em>-1(K) = a.
40 bikes. 120 times 40 equals 4800 divided by 2 because they pay for half the bike will be 2400
You need to add 5d with 5d then add the d to it for it to get the length and the width
The dots on the scatter plot are all going up