Solve the inequality.For the function f(x) = x2 - 13x + 42, solve f(x) > 0.
A. (6, 7)
B. (-?, 6) ? (7, ?)
C. (-?, 6)
D. (7, ?)
Answer: B
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Find all solutions of the equation in the interval [0, 2?).cos 2x = 
A. 
B. 
C. ?
D. 
Solve.Roy weighs 194 pounds. How much does he weigh in kilograms? Round your answer to the nearest hundredth if necessary.
A. 88.08 kg B. 120.28 kg C. 312.34 kg D. 426.8 kg
Solve.A building has an entry with the shape of a parabolic arch 6 ft high and 10 ft wide at the base. Find an equation for the parabola if the vertex is put at the origin of the coordinate system.A = 6 ftB = 10 ft
A. x2 = -16.7y B. x2 = -4.2y C. y2 = -16.7x D. y2 = -4.2x
Name the property illustrated by the sentence.6(mn) = (6m)n
A. Commutative property of multiplication B. Multiplicative identity property C. Multiplicative inverse property D. Associative property of multiplication