Polynomials Functions Review

Find the zeros of the polynomial.
f(x) = (x-5)(2x+3)(7x-4)(x+6)

• x = 5, (2/3), 6, (7/4)

• x= -5, (3/2), (-4/7), 6

• x= 5, (-3/2), (4/7), -6

• x= 6, 5, -2/3, -4/7

Tags

CCSS.HSF-IF.C.7C

Determine the end behavior of the graph of 
f(x) = -7x³ + 2x - 1

• As x →∞, f(x) →∞.
  As x→-∞, f(x) →-∞.

• As x →∞, f(x) →∞.
  As x→-∞, f(x) →∞.

• As x →∞, f(x) →-∞.
  As x→-∞, f(x) →∞.

• As x →∞, f(x) →-∞.
  As x→-∞, f(x) →-∞.

What is the limit of f(x) as x approaches infinity?

• 1/3

• 1/21

• 3

• 0

Which statements are correct about f(x)?

• Has a degree of 4

• Has a degree of 3

• The graph is tangent to the x-axis at x = -1

• The graph crosses the x-axis at x=4

• The leading coefficient is 4

• Has a degree of 4

• Has a degree of 3

• The graph is tangent to the x-axis at x = -1

• The graph crosses the x-axis at x=4

• The leading coefficient is 4

• Has a degree of 4

• Has a degree of 3

• The graph is tangent to the x-axis at x = -1

• The graph crosses the x-axis at x=4

• The graph crosses the x-axis at x=0

Tags

CCSS.HSA.APR.B.3

(6x² + 3x - 1) - (4x² + 5x - 9)

Mathematical Equivalence

ON

Tags

CCSS.HSA.APR.A.1

(3x² + 6x - 1) + (4x² + 5x + 9)

Mathematical Equivalence

ON

Tags

CCSS.HSA.APR.A.1

What is the coordinate for the y-intercept?

a polynomial is an expression with

• 1 term

• 2 terms

• 3 terms

• many terms