3. For each of the multiplication problems in this exercise, describe a way to make the problem easy to solve mentally. Then write equations that correspond to your method of calculation. Write your equations in the following form: 25 x 25= some expression some expression = In each case, state which properties of arithmetic you used, and indicate where you used those properties.
3. For each of the multiplication problems in this exercise, describe a way to make the problem easy to solve mentally. Then write equations that correspond to your method of calculation. Write your equations in the following form: 25 x 25= some expression some expression = In each case, state which properties of arithmetic you used, and indicate where you used those properties.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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