1. Prove that √√5 is irrational. 2. Prove that 3 + 2√5 is irrational. 3. Prove that the following are irrationals : (i) √/2 (ii) 7√5

Q: 45x yz

A: 45x2yz4=(32·5)x2(z2)2y =3xz225y So we get 45x2yz4=3xz225y=3xz25y

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A: I have given the answer in the next step. Hope you understand that

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A: To prove that √7 is an irrational number.

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A: We write the given expression in single square root form which gives us contradiction.

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Q: 18. √√48x² - 4x²√3 Radical Expressions

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Q: O irrational O rational V16 is - undefined Next O Back

A: 16  is —

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A: Given expression A(x)=x2x-1-2x-62÷-3x1-x2.

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Q: a) From the set {-6+2i,  -2.135,  -8, ¾,  √(-16),  √5,   3,  4i,   -1/5} i) List the set of…

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Q: Without using a calculator, show that 2023 (1+i√3)2 = 2º (1+qi√3). where p and q are integers to be…

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Q: 'ove by CO iction that Vɔ 1S tional.

A: Proof by contradiction

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A: (a) A rational number is of the form pq where p and q are integers where q≠0. The numbers that…

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A: If a,b are two rational numbers, then we have to prove thata+b2 is also a rational number.

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A: As per guidelines we are supposed to solve the maximum one questions at  a time kindly post another…

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Q: 2. Adding rational expressions 2 a) x+3 x-1 + x+1 b) x+5 7x+10 x+5

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Q: How would you prove √√/2 is irrational? direct proof O proof by contradiction, assume it is rational…

A: a.    Answer :