展開(分配法則)-3(6問)
次の式を展開せよ。
(12xy-9y2)÷3y
解答○ ×(6x2y+8xy2)÷(-2xy)
解答○ ×(24a3b2+36a2b3)÷12ab2
解答○ ×(16a4b2-8a3b)÷(-4a2b)
解答○ ×(3x2y2+6x2y+9xy2)÷3xy
解答○ ×(8a3b2c2-4a2b2c+12ab2c2)÷(-4abc)
解答○ ×問題と解答
(12xy-9y2)÷3y4x-3y (6x2y+8xy2)÷(-2xy)-3x-4y (24a3b2+36a2b3)÷12ab22a2+3ab (16a4b2-8a3b)÷(-4a2b)-4a2b+2a (3x2y2+6x2y+9xy2)÷3xyxy+2x+3y (8a3b2c2-4a2b2c+12ab2c2)÷(-4abc)-2a2bc+ab-3bc
