If x = 7 + 4 √3, then find the value of:
a) x +
1
Answers
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Step-by-step explanation:
Given : x=7+4
3
To find : x+
x
1
=7+4
3
+
7+4
3
1
=7+4
3
+
(7+4
3
)(7−4
3
)
7−4
3
=7+4
3
+
49−48
7−4
3
=7+4
3
+7−4
3
=14
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