The position of a car is given by the values in the following table.



Estimate the instantaneous velocity when t = 2 by averaging the velocities for the periods [1, 2] and [2, 3].


27.5 ft/s

Mathematics

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The perimeter P of an isosceles triangle with a leg of length a and base of length b isgiven by .

Answer the following statement true (T) or false (F)

Mathematics

Perform the indicated operation. + 

A.
B.
C.
D. 6x + 2

Mathematics

Solve.Mary borrowed  to finish college at an interest rate of  per year. How much interest will Mary need to pay next year?

A. $21,000 B. $12,900 C. $9000 D. $900

Mathematics

Use synthetic division to determine whether x - c is a factor of the given polynomial.x3 + 11x2 + 20x - 32; x - 4

A. Yes B. No

Mathematics