Evaluate.240 ÷ 8 - 4
A. 236
B. 228
C. 26
D. 60
Answer: C
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Solve the equation 
by completing the square.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Find all cube roots of the complex number. Leave answers in trigonometric form.125i
A. 5 cis 30°, 5 cis 150°, 5 cis 270° B. 5 cis 60°, 5 cis 180°, 5 cis 300° C. 1, -1, -i D. 5 cis 0°, 5 cis 120°, 5 cis 240°
Write the equation of the graph in its final position.The graph of y = 8ex is translated 6 units to the right, reflected in the y-axis, and then translated 3 units downward.
A. y = e-x + 6 - 3 B. y = e-x - 6 - 3 C. y = ex - 6 + 3 D. y = ex + 6 + 3
Solve the problem.A chemist needs 50 milliliters of a 39% solution but has only 37% and 42% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
A. 10 mL of 37%; 40 mL of 42% B. 20 mL of 37%; 30 mL of 42% C. 30 mL of 37%; 20 mL of 42% D. 40 mL of 37%; 10 mL of 42%