Question

729 square root prime factor method

Answer 1

729=3×243

= 3×3×81

=3×3×3×27

=3×3×3×3×9

=3×3×3×3×3×3

therefore

3×3×3=27

729 is the squareroot of 27

Answer 2

Answer:

27

GIVEN:

Number = 729

TO FIND:

Square root of 729

SOLUTION:

$we \: have \: to \: find \: the \: square \: root \: of \: 729 \\ \\ \sqrt{729} = \sqrt{3 \times 3 \times 3 \times 3 \times 3 \times 3 } \\ \\ = \sqrt{(3 \times 3) \times (3 \times 3) \times (3 \times 3)} \\ \\ = 3 \times 3 \times 3 \\ \\ = 27 \\ \\ when \: the \: prime \: factor \: of \: the \: given \: \\ number \: is \: in \: pair \: then \: one \: number \\ is \: get \: out \: from \: the \: root$

SQUARE ROOT OF MORE NUMBER

$\sqrt{121} = 11 \\ \\ \sqrt{144} = 12 \\ \\ \sqrt{169} = 13 \\ \\ \sqrt{225} = 15 \\ \\ \sqrt{256} = 16 \\ \\ \sqrt{289} = 17 \\ \\ \sqrt{361} = 19$