Factor.10x3 + 21x2 + 9x
A. x(2x - 3)(5x - 3)
B. x(10x + 1)(x + 9)
C. (10x2 + 3)(x + 3)
D. x(2x + 3)(5x + 3)
Answer: D
Mathematics
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Identify the set as finite or infinite.
A. Finite B. Infinite
Mathematics
Solve the problem.The percent of households with internet access is approximated by 5x + 2, where x represents the number of years since the last census. Estimate the percent of households with internet access 5 years after the census.
A. 27% B. 7% C. 50% D. 23%
Mathematics
Use the intersection-of-graphs method to approximate the solution to the nearest hundredth.3.4(5 + 
x) - 0.8(4?x + 0.5) = -15
A. {-0.17} B. {-6.03} C. {0.17} D. {6.03}
Mathematics
Solve the equation for the specified variable.P = 
for t
A. t = 
B. t = 
C. t = P - rA
D. t = 
Mathematics