Question

Which of the following is the rationalized form of (5-2√3)/(5√3+2)? (1 mark) *

1 point

(29√3+40)/71

(29√3-40)/221

(29√3-40)/71

(29√3+40)/221

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Answer 1

Step-by-step explanation:

(29√3-40)/71 is right answer

....666...

Answer 2

Answer:

it's option C i.e. (29√3-40)/71

Step-by-step explanation:

by multiplying with conjugate surd of denominator for numerator as well as denominator

(5-2√3) (5√3-2) (29√3-40)

------------ × ------------ = ---------------

(5√3+2) (5√3-2) 71