Use the leading-term test to match the function with the correct graph.f(x) = - 
x3 - 2x2 + 3x + 49
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve the equation.a2 = 100
A. 1024 B. 10 C. 20 D. 121
Mathematics
Simplify.
A. 
B. 1
C. 
D. 
Mathematics
Solve the equation graphically, numerically, or symbolically. If appropriate, round the solution to hundredths. ?r + 1.2? = 4
A. 2.8, 5.2 B. No solution C. -2.8 D. 2.8, -5.2
Mathematics
Solve the problem.A formula used by an engineer to determine the radius of a curve, R, when designing a particular road is: 
where ? is an angle of the road and V is the velocity (in feet per second) for which the curve is designed. If 
and 
find V. Round to the nearest foot per second.
A. V = 84 ft per sec B. V = 91 ft per sec C. V = 86 ft per sec D. V = 88 ft per sec
Mathematics