GOKUSSJBKKAIOKENX20 GOKUSSJBKKAIOKENX20

18-01-2021
Mathematics

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Expand (2+√3) (1+√3) Give your answer in the the form c+d√3 where c and d are integers.

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ChoiSungHyun ChoiSungHyun

18-01-2021

Step-by-step explanation:

Using FOIL,

(2 + √3)(1 + √3)

= (2)(1) + (2)(√3) + (√3)(1) + (√3)(√3)

= 2 + 2√3 + √3 + 3

= 5 + 3√3.

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