Mathematics
Junior High
どれかひとつでもいいので教えて欲しいです！解説付きでお願いしますm(_ _)m
次の口にあてはまる数をそれぞれ求めよ。
(1) (-2x) × (-3x²)=54x
(3) -9xx(-2y)÷3xy=24x³y
$
(2) 80a÷ (-2a)=5a²
K
(4) 6ab²÷(-3ab) × (a²b)=-²a²b
9
(-) +6²2
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