Question

(9x² - 8xy +1) add (5x²+2xy -4) *


pls answer​

Answer 1

${9x}^{2} - 8xy + 1 + {5x}^{2} + 2xy - 4 \\ {9x }^{2} + {5x}^{2} - 8xy + 2xy + 1 - 4 \\ {14x}^{2} - 6xy - 3 \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \:$

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Answer 2

Answer:

(9x²-8xy+1)+(5x²+2xy-4)

9x²-8xy+1+5x²+2xy-4

9x²+5x²-8xy+2xy+1-4

14x²-8xy+2xy-3

14x²-6xy-3