Mathematics, 26.10.2021 18:00 marissalwilliams3
Andrew is showing his work in simplifying β4.5 + 4.2 + 5.6 β 7.3. Identify any errors in his work or in his reasoning. Write feedback to Andrew explaining the mistake he made and how to correct his work.
Step Work Reasoning
β4.5 + 4.2 + 5.6 β 7.3 Original problem
1 β4.5 + 4.2 + 5.6 + (β7.3) Additive inverse
2 β4.5 + (β7.3) + 4.2 + 5.6 Commutative property
3 (β4.5 + (β7.3)) + (4.2 + 5.6) Associative property
4 β11.8 + 9.8 Simplify
5 β21.6 Simplify
Answers: 2
Mathematics, 21.06.2019 18:30
Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)
Answers: 1
Mathematics, 21.06.2019 19:30
Julian wrote the following numeric pattern on the board3,10,17,24,31,38.what numbers of julian's pattern are compound numbers.
Answers: 2
Mathematics, 22.06.2019 01:50
Grandpa ernie is shrinking! over the past 4 years his height decreased by a total of 2.4 cm.it decreased by the same amount each year. what was the change in grandpa ernie's height each year
Answers: 2
Andrew is showing his work in simplifying β4.5 + 4.2 + 5.6 β 7.3. Identify any errors in his work or...
Computers and Technology, 25.07.2019 23:10
Mathematics, 25.07.2019 23:10
Mathematics, 25.07.2019 23:10
Mathematics, 25.07.2019 23:10
Mathematics, 25.07.2019 23:10
Mathematics, 25.07.2019 23:10