Solve by using the quadratic formula.x2 + 18x + 59 = 0
A. 9 ± 
B. 9 + 
C. -9 ± 
D. -18 + 
Answer: C
Mathematics
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Simplify by factoring. Assume no radicands were formed by raising negative numbers to even powers.
A. 5xy
B. 5xy2
C. 5x2
D. 5x
Mathematics
Find the unit rate.12 inches of rain after 15 hours
A. 
in./hr
B. 
in./hr
C. 
in./hr
D. 
in./hr
Mathematics
Solve the equation and express the solution in exact form.log 2x = log 5 + log (x - 2)
A. 
B. {
}
C. 
D. {
}
Mathematics
Factor.3a3 + 12a2 - 15a
A. 3a(a + 5)(a - 1) B. 3a(a - 5)(a + 1) C. 3a(a + 5)(a + 1) D. 3a(a - 5)(a - 1)
Mathematics