Q47 / 160 · AP EAMCET 2020 (07 Oct Special) · Mathematics

If $(1, a),(b, 2)$ are conjugate points with respect to the circle $x^2+y^2=25$, then $4 a+2 b=$

A
25
Correct answer
B
50
C
75
D
100

Hence, the correct answer is option: 'B'.

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