Question

4)5/18a^3 b^4*3 3/5a^4 b^4 при a=-0,2, b=-5

Answer 1

5/18а^3b^4*33/5a^4b^4=11/6^7b^8
если a=-2, b=-5,то 11/6a^7b^8=11/6(-0,2)^7(-5)^8=-11/3630=-1/330