Number and Types of Roots

Solve by using Rational Root Theorem: 
x³ + 3x² - 6x - 8 = 0

•  -4, -1, 2

• -4, -1, ±√2

• 1, 2, 4

• 4,-1,√2

What is the name of the polynomial that has 4 roots?

• Quadratic

• Quartic

• Cubic

• Quintic

A polynomial has solutions at x = 2, x = -1, and x = 3. Multiply the factors and choose the correct polynomial.

• x³ - 4x² + x - 6

• x³ - 4x² + x + 6

• x³ + 6x² + x + 6

• x³ - 4x² - x + 7

Descartes' Rule of Signs is helpful is solving what kind of equation?

• rational

• exponential

• logarithmic

• polynomial

Second order of differential Equation consists of ____ types of roots

• 1

• 2

• 3

Which of the following expressions represents the discriminant?

• ax² + bx + c

• b - 4ac

• b² - 4ac

• b² + 4ac

Solve using square roots.

• ± 1/4

• ± 9/36

• ± 1/2

• No real solution

x² + 4 = 68

• ± 8

• ± √8

• 8

• ± 64

x² = 16

• ± 4

• ± 8

• 4

• 8

• Two Real, Rational Roots

• Two Real, Irrational Roots

• One Real, Rational Root

• Two Imaginary Roots