Question

12/√2+√3-√5 =
a. 4√3+√30
b.2√3+3√2+√30
c. 2√3+3√2+5√3
d. 2√3+3√2-√30​

Answer 1

Answer:

(30√2-√15)/5

Step-by-step explanation:

rationalise separately

12/√2×√2/√2

12√2/2

6√2

and similarly the other

√3/√5×√5/√5

√15/5

Now subtract them

6√2-√15/5

taking LCM

(30√2-√15)/5

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