Find the specified area.The area under the graph of f over the interval [-1, 2]f(x) = 
A. 
B. 6
C. 
D. 8
Answer: A
Mathematics
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Solve the equation.16 = b2/5
A. {-4, 4} B. {4} C. {-1024, 1024} D. {1024}
Mathematics
Simplify the expression.
?
?
Write the answer without using negative exponents. Assume that the variable is restricted to those numbers for which the expression is defined.
What will be an ideal response?
Mathematics
Solve the problem.Two trains leave a train station at the same time. One travels east at 12 miles per hour. The other train travels west at 7 miles per hour. In how many hours will the two trains be 96.9 miles apart?
A. 5.6 hr B. 2.6 hr C. 10.2 hr D. 5.1 hr
Mathematics
Perform the operation. Write the answer as a fraction in lowest terms.
- 
A. 
B. 
C. 
D. 
Mathematics