Find the real solutions, if any, of the equation. Use the quadratic formula.x2 + 5x + 5 = 0
A. 
B. 
C. 
D. 
Answer: D
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Solve.A landscaper must order some topsoil for a job. Company X sells it for $54 per cubic yard plus a $135 delivery charge. Company Y sells it for $58 per cubic yard plus a $95 delivery charge. Set up and solve an equation to determine the number of cubic yards at which both suppliers would charge the same total amount.
A. 8 cu yd B. 12 cu yd C. 6 cu yd D. 10 cu yd
If the function is one-to-one, find its inverse. If not, write "not one-to-one."f(x) = 6x2 - 9, x ? 0
A. not a one-to-one
B. f-1(x) = 
, x ? -9
C. f-1(x) = 
D. f-1(x) = 
, x ? -9
Graph the exponential function.f(x) = ex
A. 
B. 
C. 
D. 
Solve the triangle.
?
m, 
m, 
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
__________ m
?
__________°
?
__________°
What will be an ideal response?