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Mgriebe · Answer 1 · 2018-09-21T08:55:27+0000

125y3 + 8x3 = { sum of cubes }
(2x)^3 + (5y)^3 = (2x+5y)(4x^2 - 10xy + 25y^2)
Answer
4x^2 - 10xy + 25y^2 it takes to long to through go through steps

Boris Grunwald · Answer 2 · 2018-09-23T19:50:25+0000

Solve by factoring and using the principal of zero products 4x^2= -11x-6. Write it .... Let f(x) = x^3 + 3x ^2+ 4x - 7 and g(x) = -7x^4 + 5x^3 +x^2 - 7.

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