Find the x-intercepts (if any) for the graph of the quadratic function.f(x) = -x2 + 11x - 30
A. (5, 0) and (-6, 0)
B. No x-intercepts
C. (5, 0) and (6, 0)
D. (-5, 0) and (-6, 0)
Answer: C
Mathematics
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Tell whether the statement is true or false. If false, give the reason.{3, 7, 15} = {0, 3, 7, 15}
A. False; 0 is not a valid member of a set. B. True C. False; 0 must be an element of both sets. D. False; each set must have 4 elements.
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Find the length of the missing side in the right triangle.
A. 4
B. 4
C. 3
D. 3
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Use a sum or difference identity to find the exact value.sin 255° cos 15° - cos 255° sin 15°
A. - 
B. - 
C. 
D. - 
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Find the zeros of the quadratic function using the Square Root Method. List the x-intercepts of the graph of the function.f(x) = x2 - 64
A. x = 8 B. x = -4096, x = 4096 C. x = -8, x = 8 D. x = -8
Mathematics