may i pls get the ans :

1. find x if 2^{x-5X }5^{x-4}=5

2.factorise : 6x^{2}+5x-6

3.factorise : x^{3}-3x^{2}-9x-5

4.x=2+root3 , find x^{2}+1/x^{2}

^{5. find the value of a and b 5+2root3/7+4root3=a+broot3}

Hi!

Here is the answer to your question.

3.

We are happy to see the interest you are showing towards this section! Thank you for your response. However, due to a paucity of time we will not be able to immediately answer all your queries. Try to solve the remaining questions. If you have any problem solving them, then get back to us we will be happy to help you.

Cheers!

**
**