Evaluate the expression using the order of operations. 
+ 
A. -10
B. 18
C. -16
D. 28
Answer: D
Mathematics
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Write the expression in the standard form a + bi.4i - (-3 - i)
A. -3 + 3i B. 3 + 5i C. 3 - 3i D. -3 - 5i
Mathematics
Restate the fact as indicated.The speed of light is approximately 5,866,000,000,000 miles per year. Express this speed in miles per second.
A. 186,009.6 miles per second B. 4,460,000 miles per second C. 11,160,578.4 miles per second D. 3100.2 miles per second
Mathematics
Use the appropriate identity to find the indicated function value. Rationalize the denominator, if applicable. If the given value is a decimal, round your answer to three decimal places.cot ?, given that tan ? = 0.067
A. 14.939 B. 14.925 C. 14.918 D. 14.932
Mathematics
Find the product.(-46)(39)
A. -1894 B. -1833 C. -1794 D. -17,940
Mathematics