1)
Consider the following polynomials:
Polynomial A: 5z+4z4+6z3+2
Polynomial B: 2x4+9x7−12x−2
(6 points)
Responses
Leading term Polynomial A: 4z4
Leading term Polynomial A: 4 z to the 4th power
Leading term Polynomial A: −6z3
Leading term Polynomial A: negative 6 z cubed
Leading term Polynomial B: −12x
Leading term Polynomial B: negative 12 x
Leading term Polynomial B: 9x7
Leading term Polynomial B: 9 x to the 7th power
4z4−6z3+5z+2
4 z to the 4th power minus 6 z cubed plus 5 z plus 2
−6z3+5z+4z2+2
negative 6 z cubed plus 5 z plus 4 z squared plus 2
Leading coefficient Polynomial A: 4
Leading coefficient Polynomial A: 4
Leading coefficient Polynomial A: −6
Leading coefficient Polynomial A: negative 6
9x7+2x4−12x−2
9 x to the 7th power plus 2 x to the 4th power minus 12 x minus 2
−12x+9x7+2x4−2
negative 12 x plus 9 x to the 7th power plus 2 x to the 4th power minus 2
Leading coefficient Polynomial B: 9
Leading coefficient Polynomial B: 9
Leading coefficient Polynomial B: −12
Leading coefficient Polynomial B: negative 12
Question 2
2)
Consider the polynomial:
7kn+2k2−2k−2n−5+5n2
How many terms are there?
(1 point)
Responses
4
4
6
6
Question 3
What is the coefficient for k?(1 point)
Responses
2
2
−2
negative 2
Question 4
What is the degree of the polynomial?(1 point)
Responses
7
7
2
2
Question 5
What is the constant term?(1 point)
Responses
−5
negative 5
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