Does the following table show a proportional relationship between the variables x and y? x 5/6 25/6 125/6 y 2 10 50
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Remember that an exponent means repeated multiplication.
The exponent of 4 means you have four 's mutiplied together:
And then each exponent of 2 inside means you have two 's multiplied inside each set of parentheses.:
There are 8 b's there when you expand this out.
