## product using identities, Algebra

Assignment Help:
i want to find the product using suitaible identities:
(x+y+2z){(x*x)+(y*y)+4(z*z)-xy-2yz-2zx}

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2x^4-11x^3+19x^2-13x+3

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I am a 14 year old 9th grade Freshmen, I seriously need help. I am failing with a 49.00 grade in my class

2 3/4 + 1 1/4 =

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5x + 2y = 6 -2x + y = -6

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