Evaluate.-15 - x for x = -3
A. 18
B. -18
C. 12
D. -12
Answer: D
Mathematics
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Solve the equation.5(6x - 1) = 20
A. 
B. 
C. 
D. 
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
Simplify the power of i to i, 1, -i or -1.i-27
A. i B. 1 C. -i D. -1
Mathematics
Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f.Degree 3; zeros: 3, 1 - i
A. -1 + i B. 1 + i C. -3 D. no other zeros
Mathematics