式の値L4-1-4(6問)
a=-16,b=54のとき、次の式の値を求めよ。
8ab2÷(-5a3b)×9a3b
解答○ ×-5a2b3÷18ab2÷(-a3b2)
解答○ ×-2ab÷2a2b3×8a3b4÷(-3a3b)
解答○ ×2a3×(-3ab2)÷9a3b4×(-27b3)
解答○ ×-12ab÷6b4÷3a3×(-4ab3)
解答○ ×7a×3b2÷(-14a4b3)×4ab2
解答○ ×問題と解答
8ab2÷(-5a3b)×9a3b154 -5a2b3÷18ab2÷(-a3b2)8 -2ab÷2a2b3×8a3b4÷(-3a3b)-20 2a3×(-3ab2)÷9a3b4×(-27b3)-154 -12ab÷6b4÷3a3×(-4ab3)-16 7a×3b2÷(-14a4b3)×4ab2-270
