式の値L4-1-2(6問)
a=-14,b=6のとき、次の式の値を求めよ。
3a÷(-9a2b)×(-ab2)
解答○ ×-4a2b4÷3a3÷8b2
解答○ ×-2a2÷(-12a3b4)×(-b5)÷2a2
解答○ ×5b×3a2÷(-10a4b3)×(-3a)
解答○ ×6a3b2÷(-5b4)÷3a4×(-15a2b)
解答○ ×14a2b×(-2ab3)÷9b2÷(-21a)
解答○ ×問題と解答
3a÷(-9a2b)×(-ab2)2 -4a2b4÷3a3÷8b224 -2a2÷(-12a3b4)×(-b5)÷2a232 5b×3a2÷(-10a4b3)×(-3a)-12 6a3b2÷(-5b4)÷3a4×(-15a2b)-14 14a2b×(-2ab3)÷9b2÷(-21a)13
