Question

a square + 1/a square = 23, find the value of a+1/a

Answer 1

Answer:

5

Step-by-step explanation:

${(a + \frac{1}{a}) }^{2} = {a}^{2} + \frac{1}{ {a}^{2} } + 2 \\ Given, \: {a}^{2} + \frac{1}{ {a}^{2} } = 23 \\ = > {(a + \frac{1}{a})}^{2} = 23 + 2 \\ = > {a + \frac{1}{a}}^{2} = 25 \\ = > a + \frac{1}{a} = \sqrt{25} \\ = > a + \frac{1}{a} = 5$

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Answer 2

Answer:

here your answer pls mark it as brainleast