Section 1.7, p.1Section 1.7 Homework1. Show how you can add the following numbers using the adding to ten facts:а. 9 + 5b. 5 + 7c. 97 + 252. a. Show how using partial sums addition to add 743+ 132 is similar to adding(7x² + 4x + 3) + (x² + 3x + 2).b. Show how using partial sums subtraction to subtract 743 – 132 is similar tosubtracting (7x² + 4x + 3) – (x² + 3x + 2).3. Use negative numbers subtraction to subtract each of the following. Check youranswers using a calculator or your own subtraction method.82а.b.405- 39-3274. a. Show how using negative number subtraction to subtract 521 – 457 is similarto subtracting (5x² + 2x + 1) – (4x2 + 5x + 7).b. How are your answers to the two problems similar? How are they different?5. a. Subtract (-3x² + 8x – 7) – (5x² – 2x + 7)b. Explain why there is no similar example using numbers like in the previousproblem.6. Subtract using front-end (“Mexican") subtraction.а.82b.405- 39-3277. Subtract using equal addition subtraction. Remember, in your new subtractionno borrowing should be needed!143b.1,210327а.- 548. Use Gauss's method to add the numbers from 1 to 40 (1 + 2 + 3 +... +38 + 39 +40).a. What will each pair add up to?b. How many pairs will you have?c. What's the final answer for adding all the numbers from 1 to 40?9. Challenge! Use Gauss's method to add the even numbers from 1 to 40 (2 + 4 + 6+ ... + 36 + 38+ 40).a. What will each pair add up to?b. How many pairs will you have?c. What's the final answer for adding all the even numbers from 1 to 40?Section 1.7, p.210. Review adding in bases:87112+ 28512а.2758b.11112с.+ 473s+ 1011211.Review subtracting in bases:а.15428b.2146с.8E11228512714s436(In base 12, T=10, E = 11)

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Section 1.7 Homework 1. Show how you can add the following numbers using the adding to ten facts: a. 9+ 5 b. 5 + 7 c. 97 + 25 2. a. Show how using partial sums addition to add 743 + 132 is similar to adding (7x2 + 4x + 3) + (x² + 3x + 2). b. Show how using partial sums subtraction to subtract 743 – 132 is similar to subtracting (7x² + 4x + 3) – (x² + 3x + 2). 3. Use negative numbers subtraction to subtract each of the following. Check your answers using a calculator or your own subtraction method. 82 а. b. 405 - 39 -327