Pre-Calculus

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Part 1 of 1 -...

Part 1 of 1 - Lesson 3 Questions 65.0/ 100.0 Points Question 1 of 20 5.0/ 5.0 Points Find the x-intercepts. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = -2x4 + 4x3 A. x = 1, x = 0; f(x) touches

the x-axis at 1 and 0 B. x = -1, x = 3; f(x) crosses the x-axis at -1 and 3 C. x = 0, x = 2; f(x) crosses the x-axis at 0 and 2 D. x = 4, x = -3; f(x) crosses the x-axis at 4 and -3 Question 2 of 20 5.0/ 5.0 Points 8 times a number subtracted from the squared

of that number can be expressed as: A. P(x) = x + 7x. B. P(x) = x2 - 8x. C. P(x) = x - x. D.

the x-axis at 1 and 0 B. x = -1, x = 3; f(x) crosses the x-axis at -1 and 3 C. x = 0, x = 2; f(x) crosses the x-axis at 0 and 2 D. x = 4, x = -3; f(x) crosses the x-axis at 4 and -3 Question 2 of 20 5.0/ 5.0 Points 8 times a number subtracted from the squared

of that number can be expressed as: A. P(x) = x + 7x. B. P(x) = x2 - 8x. C. P(x) = x - x. D.

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