Identify the axis of symmetry of the parabola.y = 7x2 - 70x + 183
A. x = -8
B. x = 5
C. x = 0
D. x = 8
Answer: B
Mathematics
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Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = x2 - 3x + 8
A. No x-intercepts, (0, 8)
B. 
, (0, 8)
C. No x-intercepts, (0, -8)
D. 
, (0, -8)
Mathematics
Solve the problem.According to Binet's formula, F13 =
A. 
.
B. 
.
C. 
13.
D. 
.
E. none of these
Mathematics
Evaluate the sum. Round to two decimal places, if necessary. 
A. 0.26 B. 62 C. 0.62 D. -0.82
Mathematics
Solve the problem.A projectile is thrown upward so that its distance above the ground after t seconds is 
After how many seconds does it reach its maximum height?
A. 28 s B. 14 s C. 7 s D. 21 s
Mathematics