Algebraic expression and identities.A teacher had written the following expressions on the black board to explain the concept of the polynomials. Read the given expressions and answers the following question. 2xyz, 4xy+3x,3x+2y-2,3x + 4y –7, 2x2−3xy + 53x4, 5xy + 8, x3+ 2x + 3, 2x2+3xy+4x+7, 2x, 2x+3y+9 x –4y + 2z.3xy3+ 9x2y3+ 5y3x, x2+ 2x + 1, 9z,8xy3+ 9x2y3
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There are both variables and constants together....
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