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Byju's Answer
Standard X
Mathematics
Quadratic Formula
Express the f...
Question
Express the following as a mixed surd in its simplest form.
√
80
.
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Solution
=
√
80
=
√
20
×
4
=
√
4
×
4
×
5
√
4
2
×
5
4
×
√
5
=
4
√
5
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