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Plz help! It is timed
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2 votes
Plz help! It is timed

Plz help! It is timed-example-1
User Ryan De Kleer
by
8.3k points

1 Answer

6 votes

Answer:

b

Explanation:

(x√7-3√8)(x√7-3√8)= (x√7)²-2*x√7*3√8+(3√8)²=7x²- 6x*2*√14+72=

=7x²- 12x*√14+72

User Luckyrand
by
8.2k points
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