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4 cards from this section. Quick, good the night before a test.
What is the degree of the polynomial 4x³ + 2x - 5?
Look for the term with the largest exponent.
Classify the polynomial 7x + 10.
Count the number of terms in the expression.
What is the highest power of the variable in a polynomial termed?
Think about what determines the 'size' of the polynomial.
True or False: A quadratic polynomial can have a degree of 3.
Remember the definition of quadratic.
Prove that the sum of the roots of the polynomial x² + 8x + 15 = 0 is equal to -b/a.
Factor to find roots first.
Using the identity (a-b)(a+b) = a² - b², prove the result for a = 5 and b = 2.
Calculate both sides to verify equality.
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