1.

6. Find the value of (7 - 4root3)(7 +4root3).​

Answer»

ANSWER:

it's answer should be 1

Step-by-step explanation:

LET 7 as a and 4 ROOT3 as b ,

(a-b) ( a + b )

a^2 -b^2

so,

7^2 -(4 root 3)^2

49 - 16 × 3

49 - 48

1 ans.



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