If $${\sqrt{7-2}\over\sqrt{7+2}}=a\sqrt{7}+b$$, then the value of a is :
5 629 5f1e99e21b4d8003eeb16c16
Q:
If $${\sqrt{7-2}\over\sqrt{7+2}}=a\sqrt{7}+b$$, then the value of a is :
- 1$${4\over3}$$false
- 2$${-4√7\over3}$$false
- 3$${11\over2}$$false
- 4$$-{4\over3}$$true
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