Perform the indicated operation.(3a + 10c)(3a - 10c)
A. 3a2 - 10c2
B. 9a2 - 100c2
C. 9a2 + 60ac - 100c2
D. 9a2 - 60ac - 100c2
Answer: B
Mathematics
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Solve.During one year, the Schmidt's real estate bill included $275 for miscellaneous services. Of this amount, 44% went to the library fund. How much money did the library receive?
A. $101.00 B. $84.00 C. $93.50 D. $121.00
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Provide an appropriate response.Find the direction of the vector in standard position with end point (3, 11). Round to the nearest hundredth.
A. 74.17° B. 15.26° C. 15.83° D. 74.74°
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Find the property tax. Round to the nearest cent.
A. $5718.18 B. $69.19 C. $691.90 D. $57,181.82
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Solve.Find the area of the window. If necessary, use ? ? 3.14 and round your result to the nearest tenth.
4 ft
A. 51.1 sq ft B. 98.2 sq ft C. 73.1 sq ft D. 22.3 sq ft
Mathematics