(5 − √13 ) (5 + √13 ) b) (√5 – 7 )
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Given,
=(5-√13)(5+√13)
=5²-√13²
=25-13
=12
(√5-7)
so what's means by 2
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chauhandev320:
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Answered by
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Answer:
a)(5 − √13 ) (5 + √13 ) answer for 1st part
=5^2-√13^2
=25-13
=12
b) (√5 – 7 ) incomplete
Step-by-step explanation:
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