CPM Homework Help : CCA2 Problem 8-55

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Home > CCA2 > Chapter Ch8 > Lesson 8.1.3 > Problem 8-55

8-55.

For each of the following polynomial expressions, find the degree, list the coefficients, and then label them $a_0$ through $a_n$ .

$6x^4 - 3x^3 + 5x^2 + x + 8$
Answer (a):
Degree 4,
a₄ = 6, a₃ = −3, a₂ = 5, a₁ = 1, a₀ = 8

$-5x^3 + 10x^2 + 8$
Answer (b):
Degree 3,
a₃ = −5, a₂ = 10, a₁ = 0, a₀ = 8

$-x^2 + x$
Hint (c):
See the Math Notes box and parts (a) and (b).

$x(x - 3)(x - 5)$
Hint (d):
Simplify first.
Answer (d):
Degree 3,
a₃ = 1, a₂ = −8, a₁ = 15, a₀ = 0

$x$
Hint (e):
See the Math Notes box and parts (a) and (b).

$10$
Hint (f):
See the Math Notes box and parts (a) and (b).

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