Solve the equation. Express radicals in simplest form.0.4m2 + 1.2m + 0.4 = 0
A. 
B. 
C. 
D. 
Answer: C
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Use the graph to determine how close x must be to x0 in order that f(x) is within ? of L. Your answer should be of the form "If x is within ___ of ___, then f(x) is within ____ of ___ ."
A. If x is within 0.0427 of 2, then f(x) is within 0.25 of 
.
B. If x is within 0.3875 of 2, then f(x) is within 0.25 of 
.
C. If x is within 0.3125 of 2, then f(x) is within 0.25 of 
.
D. If x is within 0.25 of 2, then f(x) is within 0.3875 of 
.
Solve.Find the equilibrium point for the given supply and demand functions. Here y represents price and x represents quantity. y = 645 - 3x (demand) y = 5x - 731 (supply)
A. -731, $645 B. 129, $172 C. 642, $736 D. 172, $129
Choose the most reasonable metric length unit. Choose from km, m, cm, and mm.Marian drove 340 
on vacation.
A. km B. m C. cm D. mm
Use an end behavior diagram (
, 
, 
, or 
) to describe the end behavior of the graph of the function.P(x) = 
x3 + 9x2 - 6x + 7
A. 
B. 
C. 
D. 