For the given equation, determine the values of a, b, and c, the direction in which the parabola opens, and the y-intercept.y = 8x2 + 5x - 2
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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What percentage of the figure is shaded? Round to the nearest tenth of a percent, when necessary.
A. 18.8% B. 37.5% C. 68.8% D. 34.4%
Mathematics
Provide an appropriate response.If a1, a2, a3, a4, a5, . . . is a geometric sequence with common ratio r, show that a1, a4, a7, a10 is a geometric sequence.
What will be an ideal response?
Mathematics
Find the indicated term for the arithmetic sequence.a10 = 7, a14 = 15; a1
A. -9 B. 2 C. -7 D. -11
Mathematics
If y varies directly as x, find the direct variation equation for the situation.y = 4 when x = 32
A. y = x + 28
B. y = 8x
C. y = 
x
D. y = 
x
Mathematics