Solve.Use the approximations ln 4 ? 1.386 and ln 5 ? 1.609 together with the properties of natural logarithms to calculate an approximation to ln 20.
A. 2.230
B. 2.995
C. 2.996
D. 6.930
Answer: B
Mathematics
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Find the area. Use 3.14 for ? as necessary.
A. 1144 m2 B. 572 m2 C. 96 m2 D. 48 m2
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Use the given information to find the quadrant in which ? lies.sec ? < 0 and tan ? < 0
A. Quadrant IV B. Quadrant II C. Quadrant III D. Quadrant I
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Evaluate.12 - (-6)
A. -6 B. -18 C. 18 D. 6
Mathematics
Solve the quadratic equation. Write complex solutions in standard form.x2 + 35 = 5x
A. 
± 
B. 5, -5
C. 0, 5
D. 
± 
i
Mathematics