Polynomial functions

What is the degree of the polynomial function
P(x)=3x⁴-7x²-2x⁷-x+4?

• 4
• 7
• 2
• 1

What is another way to say "where a function crosses the x-axis"?

• x-intercept
• zero
• root
• all of these.

The function shown in the graph is:

• even
• odd
• neither even nor odd
• both even and odd

What is the degree?

• Positive
• Negative
• Odd
• Even

What is the degree?

• Positive
• Negative
• Odd
• Even

What is the leading coefficient?

• Positive 
• Negative
• Odd 
• Even

What is the leading coefficient?

• Positive
• Negative
• Odd
• Even

Which equation MOST LIKELY matches the graph?

• y = x⁴ - x³ + 3x² + 2
• y = -x⁴ + x³ + 5x + 2
• y = x³ - 2x² + 1x + 3
• y = -x³ - 2x² + 1x + 3

Which of the following is a COMPLETE  list of all possible Rational Zeros?
f(x) = x³ + 2x² - 6x + 8

• ±1, ±8
• ±1, ±2, ±4, ±8
• ±1, ±2, ±4
• 1, 2, 4, 8

Which of the following is a COMPLETE  list of all possible Rational Zeros?
f(x) = 3x³ + 2x² - 6x + 7

• ±1, ±7, ±1/3, ±7/3
• ±1, 7
• ±1, ±3, ±7, ±7/3
• ±1, ±3, ±7, ±1/3, ±7/3