初二数学幂的运算

(3X10^5)^2=(2×)^2= (-2×^)^3 = a^2乘以(ab)^3=(ab)^3乘以(ac)^4=
2024-12-23 00:31:48
推荐回答(1个)
回答1:

3^2*(10^5)^2=9*10^102^2*x^2=4x^2(-2)^3*x^3=-8x^3a^2*a^3*b^3=a^5*b^3a^3*b^3*a^4*c^4=a^7*b^3*c^4