Solve the problem by integration.Under certain conditions, the velocity v (in m/s) of an object moving along a straight line as a function of the time t (in s) is given by 
Find the distance traveled by the object during the first 4 s.
A. 4.769 m
B. 2.572 m
C. 1.474 m
D. 1.822 m
Answer: B
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Guess the rule used to change one number into another.
A. 4n + 3 B. 3n + 1 C. 2n + 7 D. None of the above is the correct rule.
Use a combination of rules for exponents to simplify. Write answers with only positive exponents. Assume that all variables represent nonzero real numbers.t-8 ? t4 ? t-6
A. 
B. 
C. t18
D. t10
Write an equation for the line through the point (2,18) which has a slope of 5.
What will be an ideal response?
Let x represent one number and let y represent the other number. Use the given conditions to write a system of nonlinear equations. Solve the system and find the numbers.The sum of two squares of two numbers is 20, and the difference of their squares is 12. Find the numbers.
A. 4 and 2; -4 and -2 B. 4 and 2; -4 and 2; 4 and -2; -4 and -2 C. 4 and 2; -4 and 2; 4 and -2 D. 4 and 2