Hello! I have a few questions from my maths book that I'm really struggling to understand.. please help! ab(1)/(a)b^(2)cb^(-3) (a(b+c)-ca)/(b) \frac{a}{c\sqrt[3]{b} } (b(4)…

Question

Hello! I have a few questions from my maths book that I'm really struggling to understand.. please help!

ab
`(1)/(a)`
`b^(2)`
`cb^(-3)`


`(a(b+c)-ca)/(b)`


`\frac{a}{c\sqrt[3]{b} }`
`(b(4)/(3) )/(a^(2) )`


`(27a^(2) )/(√(9abba) )`

Answer 1

Sorry I am not sure that looks pretty difficult