Write the expression in the standard form a + bi.4i - (-3 - i)
A. -3 + 3i
B. 3 + 5i
C. 3 - 3i
D. -3 - 5i
Answer: B
Mathematics
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Find the following using a calculator. Round to four decimal places.log 94
A. 5.0433 B. 1.4731 C. 1.9731 D. 4.5433
Mathematics
Solve the problem, using 3.14 for ?. Round to nearest tenth unless instructed differently.Find the cost to asphalt a circular racetrack if asphalt costs $90 per 100 ft2. (Use 3.14 for ?. Round to the nearest dollar.) r = 85 ft R = 100 ft
A. $28,260 B. $2543 C. $20,418 D. $7842
Mathematics
State the solution set of the inequality in interval notation and sketch its graph.
< 2
A. (-?, 5) or (2, ?)
B. (-?, -2) or (5, ?)
C. (-2, 5)
D. ?
Mathematics
Solve the equation.2(p + 5) = 6(p + 1)
A. 3 B. 1 C. 9 D. 15
Mathematics