Use rational equations to solve the problems.Fred purchased a computer monitor on sale for 30% off. If the discount amount was 
then what was the initial price?
A. $428.3
B. $578.3
C. $628.3
D. $528.3
Answer: A
Mathematics
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Evaluate.
A. -5 B. -16 C. 8 D. -10
Mathematics
Solve the problem.A pair of ropes needs adjustment. One rope is 57 inches and the other is 41
inches. Find how much the longer rope should be shortened to make both ropes the same length.
A. 7
in.
B. 98
in.
C. 16
in.
D. 15
in.
Mathematics
Find all solutions of the equation. Leave answers in trigonometric form.x4 + 16 = 0
A. {
cis 45°, 
cis 315°, 
cis 135°, 
cis 225°}
B. {16 cis 45°, 16 cis 315°, 16 cis 135°, 16 cis 225°}
C. {
cis 26.565°, 
cis 333.435°, 
cis 153.435°, 
cis 206.565°}
D. {2 cis 45°, 2 cis 315°, 2 cis 135°, 2 cis 225°}
Mathematics
Solve the equation.log5x = 3
A. {15} B. {8} C. {125} D. {243}
Mathematics