Degree and Leading Coefficient

What is the leading coefficient of the polynomial?
  7x⁵ - 9x² + 6x

• 7

• 5

• 9

• 2

What is the leading coefficient of the polynomial?
  9x⁵ + 2x⁴ - x³ + 9x² - 2

• 5

• 9

• 2

• 4

What is the degree of the polynomial?
  9x⁵ - x⁴ + 2x

• 9

• 5

• 4

• 2

What is the degree of the polynomial?
  9x⁵ + 2x⁴ - x³ + 9x² - 2

• 9

• 5

• 2

• 4

What is the degree of this polynomial function?  Is the leading coefficient positive or negative?
(Note: quartic means 4th degree, cubic means 3rd degree polynomials)

• quartic polynomial with a negative leading coefficient.

• quartic polynomial with a positive leading coefficient.

• cubic polynomial with a negative leading coefficient.

• cubic polynomial with a positive leading coefficient.

What is the degree of this polynomial function?  Is the leading coefficient positive or negative?
(Note: quartic means 4th degree, cubic means 3rd degree polynomials)

• quartic polynomial with a negative leading coefficient.

• quartic polynomial with a positive leading coefficient.

• cubic polynomial with a negative leading coefficient.

• cubic polynomial with a positive leading coefficient.

What kind of leading coefficient does the function have?
  f(x) = -2x² + 4x - 7

• positive

• negative

What kind of leading coefficient does the function have?
  f(x) = 4x⁴ + 6x³ - x

• positive

• negative

What kind of leading coefficient does the function have?
  f(x) = -x³ + 7x

• positive

• negative

What degree does the function have?
  f(x) = -2x³ + 7x

• even

• odd