algebra

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Bob's Barber shop estimates their gross revenue for the second qaurter to be given by the polynomial 9x^3+4x^2-6x+9. The shop estimates their costs for that quarter to be given by 7x^2+2x+1. For the second qauter,find and simplify a polynomial that will represent their profit

• algebra -

You have to subract the second equation from the first equation. Make sure to put the second equation in parenthases and distrbute the negative sign!

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