Question

Write down the value of (5-6√3)^2

Answer 1

Answer:

The value of (5-6√3)^2=29.0769515

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Answer 2

Answer:

Step-by-step explanation:

(5 - 6√3)²  = ?

USING THE IDENTITY : (A-B)² = A²-2 AB + B²

WHERE A = 5

             B = 6√3

ON SOLVING;

= 5² - 2*5*6√3 +( 6√3)²

= 25-60√3 +6*6*3

= 25-60√3+108

= 133-60√3

= 133-102

= 31.

HOPE THIS HELPS.