Find the indicated root. Give a decimal approximation if necessary. Round to the nearest thousandth.
A. 1.200
B. 0.001
C. 0.120
D. 0.012
Answer: D
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Solve the problem.Find equations of all tangents to the curve f(x) = 
that have slope -1.
A. y = -x - 7, y = -x - 11 B. y = -x - 7 C. y = -x + 11, y = -x - 7 D. y = -x + 11
Graph the equation using slope and y-intercept.4x + 5y = 23
A. 
B. 
C. 
D. 
The following system does not have a unique solution. Solve the system.
A. infinitely many solutions of the form x = -10 - 2z, y = 1, z = z B. x = -8, y = 1, z = -1 C. inconsistent system, no solution D. infinitely many solutions of the form x = -10 - 2z, y = 1 - z, z = z
Provide an appropriate response.A student is told that there are two solutions to the problem 2x2 = 7x. The student can only find one, namely, x = 
. How can you advise him or her?
What will be an ideal response?