Solve the equation.6 +  - x = 0

A. {3, 12}
B. {12}
C. ?
D. {3}


Answer: B

Mathematics

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At a distance 5 miles west of town, oil-bearing deposits are found 3066 feet deep. Also, 6 miles west of town, the oil is found 3257 feet down.  Assuming the oil-bearing stratum lies on a straight line, how deep would you expect to drill 8 miles west of town in order to find oil? ?

A. 3448.00 feet B. 3448.51 feet C. 3639.91 feet D. 3639.00 feet

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Carry out the indicated operation and give your answer with the specified number of significant digits.26.8 × 0.117; 3 significant digits

A. 3 B. 3.136 C. 3.14 D. 3.1

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If a firm that has fixed costs in its operations does not meet its forecasted sales level, its operating leverage will result in a magnified decrease in net income compared to what is expected.

Answer the following statement true (T) or false (F)

Mathematics

Use a calculator to give the real number value. Round the answer to 7 decimal places.y = tan-1(0.5774)

A. 0.5587302 B. 0.4714286 C. 0.5236361 D. 1.0476200

Mathematics