Find the measure of each angle in the problem.
A. 65° and 35°
B. 70° and 20°
C. 35° and 10°
D. 140° and 40°
Answer: B
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Determine whether the integration formula is correct. 
dx = 6 ln x - 3 ln (1 + x2) - 
+ C
A. No B. Yes
Evaluate the expression.
- 
A. 720 B. 0 C. 362,880 D. 6
Solve the problem.The inequality 
? 17 describes the range of monthly average temperatures T in degrees Fahrenheit at a City X. (i) Solve the inequality. (ii) If the high and low monthly average temperatures satisfy equality, interpret the inequality.
A. T ? 55; The monthly averages are always less than or equal to 
B. 10 ? T; The monthly averages are always greater than or equal to 
C. 21 ? T ? 55; The monthly averages are always within 
D. 10 ? T ? 66; The monthly averages are always within 
Express the value in scientific notation.
A. 4 × 105 B. 2 × 105 C. 2 × 1011 D. 4 × 1011