式の値L3-1-2(6問)
x=-2,y=56のとき、次の式の値を求めよ。
5x+2y3-x+2y
解答○ ×4x+y5-3x+y
解答○ ×5x+10y4+x-4y
解答○ ×5x-3y6+x+5y
解答○ ×5x-8y6-2x+y-118
解答○ ×6x-y8+2x-4y-116
解答○ ×問題と解答
5x+2y3-x+2y89 4x+y5-3x+y275 5x+10y4+x-4y-234 5x-3y6+x+5y112 5x-8y6-2x+y-1182 6x-y8+2x-4y-116-9
