Find the average velocity of an object which follows the position function s(t) over the given interval.s(t) = t2 + 2t, [2, 7]
A. 9
B. 
C. 11
D. 
Answer: C
Mathematics
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Solve the exponential equation.87x = 32,768
A. 
B. 32,768
C. 390,625
D. 
Mathematics
Provide an appropriate response.Factor completely: 30x2 + 2xy - 12y2
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the center-radius form of the equation of the circle.center (4, 0), radius 
A. x2 + (y - 4)2 = 49
B. (x - 4)2 + y2 = 
C. (x - 4)2 + y2 = 7
D. (x + 4)2 + y2 = 7
Mathematics
Write the division problem using two other symbols.45 ÷ 9 = 5
A. 45 × 9 = 5; 45 - 9 = 5
B. 
= 5; 
C. 
= 5; 
D. 
= 45; 
Mathematics