7+ root 5 upon 7- root 5 Next - 7-root 5 upon 7+root 5 = 9+root 5 b
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7+√5/7-√5
=7+√5/7-√5×7+√5/7+√5
=(7+√5)²/(7)²-(√5)²
=54+14√5/49-5
=68√5/44
=17√5/11
.......................
.
=7+√5/7-√5×7+√5/7+√5
=(7+√5)²/(7)²-(√5)²
=54+14√5/49-5
=68√5/44
=17√5/11
.......................
.
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