Question

16)
The value of (v5-72)(15+ V2) is
A. 2
B.3
C. 5
D. 4​

Answer 1

Answer:

4√5+40√3+17√2

Step-by-step explanation:

(√5-72)(15+√2)

= √5(15+√2)-72(15+√2)

= 15√5+√10-1080-72√2

= 3√5+√5-40√3+36√2-√2 [ Simplification of 1080 ]

= 4√5-40√3+18√2-√2

= 4√5-40√3+17√2 is the answer.

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