Jawaban:
h. √6 . √6
=√36
=6
i. 2√2 . 3√12
= 6√24
=6√8.3
=6√4.2.3
=6.3√2.3
=18√6
j. 2√6 (√2 + 5√3)
= 2√12 + 10√18
=2√4.3 + 10√9.2
= 2.2√3 + 10.3√2
=4√3 + 30√2
k. (√8 + √5)(√8-√5)
=8 - √40 + √40 - 5
= 3
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Jawaban:
h. √6 . √6
=√36
=6
i. 2√2 . 3√12
= 6√24
=6√8.3
=6√4.2.3
=6.3√2.3
=18√6
j. 2√6 (√2 + 5√3)
= 2√12 + 10√18
=2√4.3 + 10√9.2
= 2.2√3 + 10.3√2
=4√3 + 30√2
k. (√8 + √5)(√8-√5)
=8 - √40 + √40 - 5
= 3