Practice Common Mistakes To Avoid (6) - Laws of Exponents - IB 10 Mathematics

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6 sample questions

Question 1.
What is the result of 3^2 * 3^3?
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Think about the Product of Powers Law.
Question 2.
If a = 2, what is 2^(-2)?
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Recall that a^(-n) = 1/a^n.
3Question 3.
Which of the following is true for 𝑎^𝑚 ⋅ 𝑎^𝑛?
- 𝑎^(𝑚+n)
- 𝑎^(𝑚n)
- 𝑎^(𝑚-n)
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Think about what you do with the exponents.
4Question 4.
Is 𝑎^(−𝑛) the same as 1/𝑎^𝑛?
- True
- False
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Consider what a negative exponent signifies.
Question 5.
Simplify (3^3)(3^4)(3^(-2))/(3^1).
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Apply the Product of Powers and Quotient rules.
Question 6.
Expand (x + y)^4 and state the coefficients.
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Use the binomial theorem for coefficients.

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