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48x^2y + 20xz + 12xy + 5z

xy - 3x – 8y + 24

are these Prime expressions or not?

• Algebra 1, 9th grade -

Each expression has two factors.

• Algebra 1, 9th grade -

i do not understand?

• Algebra 1, 9th grade -

prime expressions cannot have factors. The prime number 13 has no factors except itself. 5z has two factors, 5, and z.

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