Provide an appropriate response.A student added two mixed numbers in the following way: 5
+ 3
= 8
Explain in your own words what is wrong with the answer and give the correct answer.
What will be an ideal response?
Answers will vary. Possible answer: In a mixed number, the fraction part should be a proper fraction. The correct answer is 9
.
Mathematics
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Solve the equation.15x2 + 26x + 8 = 0
A. 
, - 
B. - 
, - 
C. 
, 
D. - 
, - 
Mathematics
Show that the function 
has no relative extrema on 
.
What will be an ideal response?
Mathematics
Use substitution to determine whether the given ordered pair is a solution of the given equation.(2, 4); y = -2x + 8
A. Yes B. No
Mathematics
Find the perimeter of the polygon described. Write any improper fractions as mixed numbers.An equilateral triangle; one side is 6 m.
A. P = 18 m B. P = 24 m C. P = 12 m D. not enough information given
Mathematics