may i pls get the ans :

1. find x if 2^x-5_X 5^x-4=5

2.factorise : 6x²+5x-6

3.factorise : x³-3x²-9x-5

4.x=2+root3 , find x²+1/x²

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

 

Hi!

Here is the answer to your question.

 

3.

 

 

 

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