Name: SAT Math Help & School Math Mastery
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#38867

functions

exponential

medium

60 sec

Calculator OK

The function $g$ is defined by $g (x) = k^{x} + m$ , where $k$ and $m$ are constants and $k > 0$ . The graph of $y = g (x)$ passes through the points $(0, - 1)$ and $(2, 7)$ . What is the value of $k - m$ ?

• Up to 5 characters (6 if negative). Only numbers, decimal (.), fraction (/), negative (-).
• Fractions must be in lowest terms.
• Mixed numbers must be converted to improper fractions.