Roshanmalisha4321idn
Answered

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(a) Expand and simplify (4 + root3)(4 – root3).​

Sagot :

Laksh4904gehaniidn

Step-by-step explanation:

just use (a+b)(a-b) = [tex]a^{2} - b^{2}[/tex][tex](4+\sqrt{3}) (4-\sqrt{3)} = 4^{2} - (\sqrt{3} )^{2} = 16 - 3 = 13[/tex]

answer is 13

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