式の値L3-2-4(6問)
x=-6,y=-4のとき、次の式の値を求めよ。
14x2y4÷2xy2
解答○ ×-10x3y÷32x2y2
解答○ ×98x4y3÷32x5y
解答○ ×16x3y4÷(-43x2y3)
解答○ ×283x2y2÷(-214xy4)
解答○ ×914x2y4÷1528x3y5
解答○ ×問題と解答
14x2y4÷2xy2-12 -10x3y÷32x2y2-10 98x4y3÷32x5y-2 16x3y4÷(-43x2y3)-3 283x2y2÷(-214xy4)23 914x2y4÷1528x3y5120
