Practice Multiplying A Polynomial By A Polynomial (8.5) - Algebraic Expressions and Identities

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9 questions

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2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Multiply the binomials (x + 2)(x + 3).
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Use the distributive property!
Question 2.
What do you get when you multiply (a + 1)(b + 1)?
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Don’t forget to distribute both terms!
3Question 3.
What is the product of (x + 3)(x + 5)?
- x² + 8x + 15
- x² + 18
- x² + 15x
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Remember to combine like terms!
4Question 4.
Is (x - y)(x + y) = x² - y² true?
- True
- False
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Think about the identities we discussed!
Question 5.
Multiply (x - 2)(x² + 3x - 4) and simplify.
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Use the distributive property thoroughly!
Question 6.
Prove that (a + b)(c + d) = ac + ad + bc + bd.
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Use a visual representation to help understand!

5 more questions in this section. Enroll free to practise them all.