The graph of an exponential function passed through (1,20) and (3,320). Which function describes this graph?

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a reflection across the x-axis , followed by the by a reflection across the y-axis , and then a scale dilation of 0.5 .

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.

the answer is a.

step-by-step explanation:

in three games of golf, alex shot two under par four times.