Question

pls please answer help me pleaseee​

Answer 1

Answer:

i). 51

ii). 326

Step-by-step explanation:

i).

${x}^{4} + \frac{1}{ {x}^{4} } = 51 \: when \: x + \frac{1}{x} = 3 \\ \\ \\ ii) \: \: {x}^{4} + \frac{1}{ {x}^{4} } = 326 \: when \: \: \: x - \frac{1}{x} = 4$

Answer 2

4

+

x

4

1

=51whenx+

x

1

=3

ii)x

4

+

x

4

1

=326whenx−

x

1

=4

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