Question

74. Rationalise the denominator of 75 + 5 + vi
7 +375 7 -345 = a +bV5
75. Find a and bif2 T 2 - 15
76. If x= (3 - 2x2), show that we ta) = + 2
77. If xyz = 1, then simplify
(1+x+y)(1+ y + z ')'(1++x-1)Please solve this​

Answer 1

Step-by-step explanation:

by rationalizing the denominator you can find the ans