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danquanc958719
danquanc958719
26.02.2020 • 
Mathematics

3. Simplify each expression. Show as much work as possible for each question for full credit.
Write all answers in standard form.
a) (-5+ x)(x + 4) (Show your work) (5 points)
b) is the product of -5 + x and x + 4 equal to the product of 5 + x and x - 4?
Explain your answer. (Show your work to prove your answer) (2 points)
c) (2x + 5)(3x2 + 4x – 3) (Show your work) (5 points)

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