Question

(2x+1)²+(3x-2)²


a. 15-18X+13X²
b. 15-8X+13X²
c. 5-8X+13X²
con prosedimiento porfabor
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Answer 1

${(2x + 1)}^{2} + {(3x - 2)}^{2} \\ 4 {x}^{2} + 1 + 9 {x}^{2} + 4 \\ 5 + 13 {x}^{2}$