jika a = 5 dan b = -2 nilai dari a^2b + ab^2 adalah.............

5^2(-2) + (5.-2)^2
=5^-4 + (-10)^2
= 1/5^4 + 100
= 100/625
= 4/25

a = 5 dan b = -2 a pangkat 2b = 5 pangkat -4 = 1/5x5x5x5 = 1 /625 ab pangkat 2 = (5)(-2) pangkat 2 = (-10)(-10) = 100