Perform the indicated operations and write the result in standard form.4
+ 5
A. -28i
B. -28
C. 28
D. 28i
Answer: D
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Solve.A substance has a melting point of 575°K. At what Celsius and Fahrenheit temperatures would this substance melt? Round to the nearest hundredth.
A. 575.33°C, 301.85°F B. 302°C, 149.92°F C. 301.85°C, 575.33°F D. 848.15°C, 511.33°F
The general term of a sequence is given. Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.{4n}
A. Geometric, r = 5 B. Geometric, r = 4 C. Arithmetic, d = 4 D. Neither
Round as indicated.5749 to the nearest ten
A. 5740 B. 5850 C. 5750 D. 5760
Solve the problem.For the total-cost functionC(x) = 0.01x2 + 2.2x + 80,find ?C and C'(x) when x = 100 and ?x = 1.
A. ?C = $4.21; C'(100) = $4.20 B. ?C = $4.20; C'(100) = $4.20 C. ?C = $4.21; C'(100) = $2.22 D. ?C = $4.21; C'(100) = $3.20