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Math
Precalculus Enhanced with Graphing Utilities
Chapter 1
In Problems 5–16, use a graphing utility to approximate the real solutions, if any, of each equation rounded to two decimal places. All solutions lie between - 10 and 10.

Chapter 1: In Problems 5–16, use a graphing utility to approximate the real solutions, if any, of each equation rounded to two decimal places. All solutions lie between - 10 and 10. (page 28)

$x^{3} - 4 x + 2 = 0$

Short Answer

Expert verified

The solution o the equation are $x \approx 0.54, x \approx 1.68, x \approx - 2.21$

Step by step solution

01

Step 1. Given equation

$x^{3} - 4 x + 2 = 0$

02

Step 2. Draw graph of this equation and find the x-intercept

X-intercepts are $x \approx 0.53918 \dots, x \approx 1.67513 \dots, x \approx - 2.21431 \dots$

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Most popular questions from this chapter

If three distinct points P, Q, and R all lie on a line and if $d (P, Q) = d (Q, R)$ , then Q is called the _________ of the line segment from P to R.

Find the midpoint of the line segment joining the points P₁ and P₂ .

$P_{1} = (2, - 3); P_{2} = (10, 3)$

Graph the line containing the point P and having slope m.

$P (- 1, 3), m = 0$

Find the midpoint of the line segment joining the points P₁ and P₂ .

$P_{1} = (a, b); P_{2} = (0, 0)$

Tell whether the given points are on the graph of the equation.

$Equation : y = x^{4} - \sqrt{x} Points : (0, 0); (1, 1); (- 1, 0)$

See all solutions

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