Factor completely. If the polynomial cannot be factored, say it is prime.12x2 - 42x - 24
A. (12x - 6)(x + 4)
B. 6(2x - 1)(x + 4)
C. 6(2x + 1)(x - 4)
D. prime
Answer: C
Mathematics
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Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(-5, 0)}
B. infinitely many solutions; {
y = -5} or {
y = 0}
C. {(0, -5)}
D. no solution; ?
Mathematics
Evaluate the integral.
A. 19 B. -19 C. 0 D. 1
Mathematics
Determine whether the argument is valid or invalid by using a truth table.p ? q~ p----? ~ q
A. 
The argument is valid.
B. 
The argument is invalid.
C. 
The argument is valid.
D. 
The argument is invalid.
Mathematics
Perform the indicated operation. Simplify the result if possible.34 ft 5 in. - 3 ft 4 in.
A. 37 ft 1 in. B. 31 ft 1 in. C. 31 ft 5 in. D. 30 ft 1 in.
Mathematics