Rewrite the quadratic function in standard form by completing the square.f(x) = x2 - 6x + 7
A. f(x) = (x + 3)2 - 2
B. f(x) = (x + 3)2 + 2
C. f(x) = (x - 3)2 + 2
D. f(x) = (x - 3)2 - 2
Answer: D
Mathematics
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A. -11 B. 20 C. -20 D. 11
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Write the equation of the line passing through the given points. Write your answer in slope-intercept form.Passing through (-9, -9) and (-2, 1)
A. x = -9
B. y = -8x - 81
C. y = 
x + 21
D. y = 
x + 
Mathematics
Find fraction notation for the ratio. You need not simplify.4 to 5
A. 
B. 
C. 
D. 
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Solve the equation using the quadratic formula.4x2 + 8x = - 1
A. 
B. 
C. 
D. 
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