Answer:
1. 4
2. (3√x - 3√5)/(x-5)
3. x² + x√7 - √5x - √35
Step-by-step explanation:
1.
2.
3.
1. √32/√2
Ans: 4
2. 3/√x + √5
Ans: 3√x - 3√5/x-5
3. (x-√5)(x+√7)
Ans: x²+√7x - √5x - √35
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Answers & Comments
Answer:
1. 4
2. (3√x - 3√5)/(x-5)
3. x² + x√7 - √5x - √35
Step-by-step explanation:
1.![\sf \frac{\sqrt{32} }{\sqrt{2} } \sf \frac{\sqrt{32} }{\sqrt{2} }](https://tex.z-dn.net/?f=%5Csf%20%5Cfrac%7B%5Csqrt%7B32%7D%20%7D%7B%5Csqrt%7B2%7D%20%7D)
2.![\sf \frac{3}{\sqrt{x} +\sqrt{5} } \sf \frac{3}{\sqrt{x} +\sqrt{5} }](https://tex.z-dn.net/?f=%5Csf%20%5Cfrac%7B3%7D%7B%5Csqrt%7Bx%7D%20%2B%5Csqrt%7B5%7D%20%7D)
3.![\sf (x-\sqrt{5})(x+\sqrt{7}) \sf (x-\sqrt{5})(x+\sqrt{7})](https://tex.z-dn.net/?f=%5Csf%20%28x-%5Csqrt%7B5%7D%29%28x%2B%5Csqrt%7B7%7D%29)
1. √32/√2
Ans: 4
2. 3/√x + √5
Ans: 3√x - 3√5/x-5
3. (x-√5)(x+√7)
Ans: x²+√7x - √5x - √35