Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = x2 - 6x + 8
A. vertex (3, 1)
intercepts (4, 0), (2, 0), (0, -8)
B. vertex (-3, -1)
intercepts (-4, 0), (- 2, 0), (0, 8)
C. vertex (3, -1)
intercepts (4, 0), (2, 0), (0, 8)
D. vertex (-3, 1)
intercepts (-4, 0), (- 2, 0), (0, -8)
Answer: C
Mathematics
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Find the coordinates of the vertex of the quadratic function.f(x) = (x + 2)2 + 4
A. (-2, 4) B. (4, -2) C. (4, -4) D. (-4, 2)
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Evaluate the integral.
A. - ln +
ln
- 3 tan-1 (sin t) + C
B. ln - ln
- 5 tan-1 (sin t) + C
C. - ln +
ln
- 3 tan-1 t + C
D. - ln +
ln
+ C
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Evaluate the improper integral or state that it is divergent.
A. 1.6667 B. Divergent C. 1.3333 D. 2.6667
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Simplify the expression. Assume that all variables are positive when they appear.
A. -
B. -
C. -9
D. -40
Mathematics