\sqrt[]{2} ) {}^{2} " alt="(3 + \sqrt[]{2} ) {}^{2} " align="absmiddle" class="latex-formula">
1 answer:
Answer:
11 + 6
Step-by-step explanation:
(3 +
)²
= (3 +
)( 3 +
)
Each term in the second factor is multiplied by each term in the first factor
= 3( 3 +
) +
( 3 +
)
Distribute each parenthesis noting that
×
= 2
= 9 + 3
+ 3
+ 2 ← collect like terms
= 11 + 6
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