Perform the operation and write the result in the standard form.7i(5 - 5i)
A. 35i + 35i2
B. 35i - 35
C. 35 + 35i
D. - 35i - 35i2
Answer: C
Mathematics
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Convert the number in the sentence to standard notation.The total sales of Acme Manufacturing Company for the years 2004-2006 were $2.9 million.
A. $290,000 B. $2,900,000 C. $2,900,000,000 D. $29,000,000
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Evaluate the indicated trigonometric function of the acute angle ?.If ? is an acute angle of a right triangle and if csc ? = 
, then find the value of cos ?.
A. 
B. 2
C. 
D. 
Mathematics
Divide the following numbers.
A. 156 B. 15.6 C. 166 D. 16.6
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Digital storage disks, photo editing software, and photo printers are complimentary products to digital cameras.
Answer the following statement true (T) or false (F)
Mathematics