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Find the following products: (i) 100 x(...

Find the following products: (i) `100 x(0. 01 x^4-0. 01 x^2)` (ii) `121. 5 a b \ (a c+b/(10))`

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(i) `100 x(0. 01 x^4-0. 01 x^2)``=x^5-x^3`

(ii) `121. 5 a b (ac+b/(10))`
`=121.5a^2bc+12.15ab^2`
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