Determine the two equations necessary to graph the horizontal parabola using a graphing calculator.x = 2y2 + 8
A. y = 
and y = - 
B. y = 
and y = - 
C. y = 
and y = 
D. y = 
and y = - 
Answer: A
Mathematics
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Use a z-Table to determine the percent of data specified. Round to the nearest hundredth.Greater than z = -0.07
A. 75.80% B. 24.20% C. 52.79% D. 47.21%
Mathematics
Express the product as a sum containing only sines or cosines.cos(2?) cos(6?)
A. 
[cos(4?) + cos(8?)]
B. cos2(8?2)
C. 
[cos(8?) - sin(4?)]
D. 
[cos(8?) - cos(4?)]
Mathematics
The height (in feet) of a certain kind of tree is approximated by 
where t is the age of the tree in years. Estimate the age of a 60-ft tree. Please round the answer to two decimal places.
?
t = __________ years
Fill in the blank(s) with the appropriate word(s).
Mathematics
Divide.
A. x + 2 B. x - 2 C. x2 + 8x - 9 D. x2 - 2
Mathematics