If a ball is thrown directly upward with a velocity of 64 ft/s, its height (in feet) after t seconds is given by y = 64t - 16t². What is the maximum height attained by the ball?
What will be an ideal response?
64 ft
Mathematics
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Express the sum in sigma notation.7 + 8 + 9 + 10 + 11 + 12
A. 
k
B. 
C. 
+ 7
D. 
Mathematics
When lines a and b are cut by transversal d, 
and 
are a pair of alternate exterior anglesthat are formed. If 
and
src="https://sciemce.com/media/4/ppg__cognero__Section_2.1_The_Parallel_Postulate_and_Special_Angles__media__b1ba1e1c-082f-4d0b-85f3-851baff589d7.PNG" style="vertical-align:-2pt;" />, find x. A. x = 3 B. x = 3.5 C. x = 4 D. x = 4.5
Mathematics
Use Taylor series to evaluate the limit.
A. 0 B. 4 C. 2 D. 1
Mathematics
Evaluate.
4
A. - 
B. 16
C. -16
D. 
Mathematics