Mathematics: If a = 8 + 3 root 7 and b = 1/a find a^2+b^2

Mathematics

14.09.2020 01:11

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If a = 8 + 3 root 7 and b = 1/a find a^2+b^2

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Savadt2810

4,6(80 marks)

317.49508~317.50

Step-by-step explanation:

a=15.937253933193771

b=7.9686269665968858

a²+b²=(15.937253933193771)²+(7.9686269665968858)²

=(253.99606)+(63.49902)

=317.49508

avonsluv8809

4,4(69 marks)

$7=10-\frac{g}{-2}\ \ \ \ | subtract\ 10\\\\
-3=-\frac{g}{-2}\ \ \ \ | multiply\ by\ -2\\\\
6=-g\ \ \ | multiply\ by\ -1\\\\
g=-6
$

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If a = 8 + 3 root 7 and b = 1/a find a^2+b^2

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If a = 8 + 3 root 7 and b = 1/a find a^2+b^2