how would you simplify this expressions

1. z+3+z to the power of 2 + 3z to the power of 2 + 4z to the power of 2

1 answer

Online "^" is used to indicate an exponent.

z + 3 + z^2 + 3z^2 + 4z^2

Combine like terms.

8z^2 + z + 3
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