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Algebra and Expressions

Quick questions on Polynomials and factoring - Grade 10 Math MCAS

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q2?
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Factor x2βˆ’3xβˆ’10x^2 - 3x - 10.
What is not distributing the subtraction sign?
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(3xβˆ’2)βˆ’(xβˆ’5)=3xβˆ’2βˆ’x+5=2x+3(3x - 2) - (x - 5) = 3x - 2 - x + 5 = 2x + 3. Every sign in the subtracted group flips.

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