Question

ch 6 sqaure and square root all formulas
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Answer 1

For example, 4 and -4 are the square roots of 16. The formula to represent the square root is given below:

\LARGE \sqrt[n]{x}=x^{\frac{1}{n}}

The factors of 144 are given as, 144 = 12×12. \sqrt{144}=\sqrt{12\times 12}

\sqrt{144}=12.

\sqrt{80} = \sqrt{4\times 4\times 5}

\sqrt{80} = 4\sqrt{5}

Answer 2

Answer:

which grade

Step-by-step explanation:

We find the square root of a number by the following methods:

i) By Prime Factorisation

ii) By Long Division

iii) By Repeated subtraction method