Short Quiz

Question 1 of 5

An algebra-tile rectangle represents \(x^{2}+9x+20\). Which side lengths can form the rectangle?

A \(x+2\) and \(x+10\) B \(x+4\) and \(x+5\) C \(x+1\) and \(x+20\) D \(x-4\) and \(x-5\)

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Question 2 of 5

If \(x^{2}+mx+24=(x+3)(x+8)\), what is \(m\)?

A \(5\) B \(8\) C \(11\) D \(24\)

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Question 3 of 5

If \(x+\frac{1}{x}=3\), what is \(x^{2}+\frac{1}{x^{2}}\)?

A \(5\) B \(7\) C \(9\) D \(11\)

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Question 4 of 5

Using an identity, evaluate \(47^{2}\).

A \(2,109\) B \(2,209\) C \(2,309\) D \(2,409\)

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Question 5 of 5

A calculator is unavailable. Which is the value of \(1001^{2}\)?

A \(1,000,001\) B \(1,001,001\) C \(1,002,001\) D \(1,010,001\)

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Class 6