Write a quadratic equation in standard form with the given solution set.{-
, 
}
A. x2 + 2
x - 3 = 0
B. x2 + 3 = 0
C. x2 - 2
x + 3 = 0
D. x2 - 3 = 0
Answer: D
Mathematics
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Solve.If an object is dropped off a cliff, after 7 seconds it will have fallen 
feet, ignoring air resistance. Express this distance in standard form, without exponents.
A. 65 ft B. 1568 ft C. 784 ft D. 39 ft
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Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 
C. 4x
D. 
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Determine whether the equation has a graph that is symmetric with respect to the y-axis, the x-axis, the origin, or none of these.y = -0.66x4 + x2 + 6
A. none of these B. x-axis only C. y-axis only D. origin only
Mathematics
Solve the rational inequality.
> 
A. (-5, 1) ? (3, ?) B. (-?, -5) ? (3, ?) C. (-5, 1) ? (1, 3) D. (-?, -5) ? (1, 3)
Mathematics