Start with Part A. What expression represents the total distance Michael runs per week with his original workout plan?
4
To evaluate this expression, which operation should you perform first?
Multiplication.
What is the total distance Michael runs per week with his original workout plan?
11 miles.
Recall that the expression
4
2(4
What expression represents the total distance he will run each week on his new plan?
2(4
What should you do first to evaluate this expression?
Multiply the terms within the parentheses.
Now that you have simplified your expression to 2(8) + 3, which operation should you perform next?
Multiply 2 by 8.
How many miles will Michael run per week with his new workout plan?
19 miles.
Now look at Part B. What multiplication sentence represents how much Margot plans to run in the second phase of her workout plan?
10
In any exponential expression, what does the exponent represent and what does the base represent?
The exponent tells you how many times you multiply the base by itself.
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