Math, asked by sitaramramdularrajak, 22 hours ago

Complete the following activity to simplify 9/5 - 4,5+125 . 9.5 - 4,5+125 x 5. 5 =9V5 – 4,5+ =915 - 475+ ]) 5. 5​

Answers

Answered by ranitdas356
0

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Answered by attackrates
5

Answer:

Answer is 3

Step-by-step explanation:

( \sqrt{5}  +  \sqrt{2} ) \: ( \sqrt{5}  -  \sqrt{2} ) \\  \\ we \: know \: that \: (a + b)(a - b) =  {a}^{2}  -  {b}^{2}  \\  \\  =  (\sqrt{5} ) ^{2}  - ( \sqrt{2} ) ^{2}  \\  = 5 - 2 \\  = 3

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