11:36 = = 3x²-12xy-364²_2x² +12xy - 1892 2 x²-544² 6 13 (-2xy ²)³+(-3x ¹³ ÷ {(−3x^²y^² ²³ ÷ ( − 3²2 x ²y)} ÷ (− ²4²) ² v) | − − 8x³y³ ÷ { $2²9¹ × (- 32²³3 ) } x 694 x = X 3x24 6 x 1 - fx³y² + ( - 6 29 9 ³ ) x +48 4 = 474 + **** 76Kdys x AF* 3 3y # 2 142c2 + (3y+3)-(2y2-y-1) を因数分解せよ。 ulla 63 ₂X 2 = 2x² + 3(y+l) x − ( 2Y+1)(Y-1) 2y+1 -(Y-1) -(2y + 1)(F-1) (x+2y+1)(2x-y+1) Point (29) = xaxb 指数法則 4y+2 -Y+1 3(y+¹) # 2² 494 sc8d7f4b458b0d080.jimcontent.com ◎たすきがけ