Differentiate implicitly to find the slope of the curve at the given point.x2 + 3y2 = 13; (1, 2)
A. 
B. 6
C. - 6
D. - 
Answer: D
Mathematics
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Write an expression using exponents.(-x)(-x)(-x)(-y)(-y)
A. 5(-x)(-y) B. 3(-x) ? 2(-y) C. (-x-y)5 D. (-x)3(-y)2
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Determine what signs on values of x and y would make the statement true. Assume that x and y are not 0.xy < 0
A. x and y have the same sign. B. x and y must be negative. C. x and y must be positive. D. x and y have different signs.
Mathematics
Write interval notation.{ x ? x ? 4 }
A. (4, ?) B. (-?, 4) C. (-?, 4] D. [4, ?)
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Using synthetic division, determine whether the numbers are zeros of the polynomial.-3, 0; f(x) = 8x3 + x2 - 3x + 1
A. Yes; yes B. No; yes C. No; no D. Yes; no
Mathematics