Answer the question.To complete the square from an equation in the form x2 - ax = b, is it ever appropriate to subtract a positive number from each side?
What will be an ideal response?
No. When completing the square, half the coefficient of the linear term is squared. Thus, the number added to both sides is always positive.
You might also like to view...
Solve.Mike works on commission selling electronic equipment. The linear function 
describes his annual income I when his total sales for the year are s. What is the implied domain of this linear function?
A. [0, 25,200] B. [0, ?) C. (0, ?) D. [25,200, ?)
Solve the problem.In the first two weeks of school, Jill studied 10 hours and 16 hours, respectively. How many hours must she study during the third week to give her an average of 20 hours per week?
A. 23 hours B. 34 hours C. 20 hours D. 13 hours
Write the percent as a decimal.0.48%
A. 0.0048 B. 0.0058 C. 0.048 D. 0.48
Find the x-intercepts of the graph of the equation.y = 
+ 
+ 1
A. - 
B. 5
C. 0
D. No x-intercepts