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Express 83623+32 in t...

Express 83623+32 in the form p3+q2

A.

731723

B.

721733

C.

72+1733

D.

731723

Correct answer is B

Given 83623+32,

first, we rationalise  by multiplying through with 2332 (the inverse of the denominator).

(83623+32)(23322332)

= 163242182+1834(3)66+669(2)

= 3434226=721733