Perform the indicated operation. Assume that all variables represent nonnegative real numbers.-4
+ 4
A. -1020
B. 12
C. 12m
D. -1020m
Answer: B
Mathematics
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Find the sum.
A. 2915 B. 4,252,986 C. 4,250,070 D. 2917
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Convert. When necessary, round the answer to two decimal places.20 yards to feet
A. 720 B. 180 C. 240 D. 60
Mathematics
Find the quotient.-7.52 ÷ -8
A. 109.4 B. 0.94 C. 9.4 D. 10.94
Mathematics
Find all cube roots of the complex number. Leave answers in trigonometric form.2 + 2i
A. cis 20°,
cis 140°,
cis 260°
B. cis 20°,
cis 140°,
cis 260°
C. cis 30°,
cis 150°,
cis 270°
D. cis 20°,
cis 140°,
cis 260°
Mathematics