Mathematics, 10.12.2019 05:31 loistaylor1819
Carly solved a quadratic equation by completing the square, but her work has errors.
identify the first error in carly's work.
a. she did not rewrite the equation and set it equal to 0 as a first step.
b. she put the ± symbol in the wrong place after taking the square root.
c. she should have subtracted the value from the right side of the equation instead of adding.
d. she added the wrong value to both sides of the equation to complete the square.
Answers: 1
Mathematics, 21.06.2019 14:20
Micah solves a linear equation and concludes that x = 0 is the solution. his work is shown below. (1 – 3x) = 4(– + 2) 0 = x which statement is true about micah’s solution?
Answers: 2
Mathematics, 21.06.2019 15:30
On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21
Answers: 1
Mathematics, 21.06.2019 18:00
The estimated number of people to attend the last bengals game of the season was 2000. the actual number of fans attending was 1200. by what percent did the estimate differ from the actual?
Answers: 3
Carly solved a quadratic equation by completing the square, but her work has errors.
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