Concept explainers
Reasoning Without doing the calculations, determine whether
The expressions
Answer to Problem 43P
Explanation of Solution
Given information: Two expressions given
Calculation:
The expression given,
Multiplying negative and negative, it becomes positive.
So, for this expression we are adding 33 with -47.
Another expression given,
Multiplying positive and negative, it becomes negative.
So, for this expression we are adding -33 with -47.
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