Mathematics, 22.03.2021 20:00 kenziebug34
Correct each of the following errors by circling the error, describing what is wrong, entering what should be there instead, and entering the correct answer.
1. (3x^2)(-2x^4) = 3(-2)x^2β’4 = 6x^8
2. 4a^2 β’ 3a^5 = (4 + 3)a^2 + 5 = 7a^7
3. x^6 β’ x β’ x^3 = x^6+3 = x^9
4. 3^4 β’ 2^3 = 6^4+3
Answers: 1
Mathematics, 21.06.2019 16:00
Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.
Answers: 2
Mathematics, 21.06.2019 19:30
The length of a shadow of the building is 36m. the length of the pole, which is perpendicular to the ground, is 1.9m. the length of the pole's shadow is 1.52m. what is the height of the building?
Answers: 1
Mathematics, 21.06.2019 22:10
Erinn wrote the equation β5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?
Answers: 2
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