Find the work done in the given situation.Lifting a 212-pound weight 29 feet into the air
A. 614.8 foot-pounds
B. 6148 foot-pounds
C. No work is done
D. 7.3 foot-pounds
Answer: B
Mathematics
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Find an approximate value for the integral, using the trapezoidal rule with n intervals. Round the answer to the nearest tenth if necessary.
n = 2
A. 110 B. 66 C. 99 D. 55
Mathematics
Use the distributive property to multiply. Then, if possible, simplify the resulting expression.4(a + b)
A. 4ab B. 8ab C. 4a + 4b D. 4a + b
Mathematics
Provide an appropriate response.Solve, checking for extraneous roots: 
- 2 = 
A. x = 
, x = 1
B. x = 
C. x = -2
D. x = -2, x = 
Mathematics
Solve the inequality and write the solution set using interval notation; then graph the solution set on a number line. x2 + 5x ? -6
A. [2, 3]
B. (-?, 2] ? [3, ?)
C. (2, 3)
D. [-3, -2]
Mathematics