Write a quadratic equation in standard form with the given solution set.{2, 10}
A. x2 - 20x + 12 = 0
B. x2 - 12x + 20 = 0
C. x2 + 20x + 12 = 0
D. x2 + 12x + 20 = 0
Answer: B
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A fixed point of f is a value of x that satisfies the equation f(x) = x; it corresponds to a point at which the graph of f intersects the line y = x. Find all the fixed points of the function. Use preliminary analysis and graphing to determine good initial approximations. Round approximations to six decimal places.f(x) = x2 - 3
A. x ? -1.302776, 2.302776 B. x ? -0.802776, 1.802776 C. x ? -2.302776, 3.302776 D. x ? -1.802776, 1.802776
Estimate the sum or difference by first rounding each value to the indicated place value. Then find the actual sum or difference.721.15 - 52.6
round each to the nearest ten
A. Estimate:670; Actual: 669.55 B. Estimate: 680; Actual: 678.55 C. Estimate: 680; Actual: 668.55 D. Estimate: 670; Actual: 668.55
Graph the parabola.x2 = -8y
A. 
B. 
C. 
D. 
Find the indicated intercept(s) of the graph of the function.y-intercept of f(x) = 
A. 
B. 
C. 
D. none