Assertion (A): If the arguments of \stackrel{-}{z}_1 and z_2 are \pi/5 and \pi/3 respectively, then arg(z_1z_2) is {2\pi}/15 Reason (R): For any complex number z, arg z^{-}=\pi/2+arg\,z The collect option among the following is

Correct Answer is : (A) is true but (R) is false

(A) is true, (R) is true and (R) is the correct explanation for (A)

(A) is true, (R) is true but (R) is not the correct explanation for (A)

TS EAMCET 9-Sep-2020 Shift 2 Solved Paper

Section: Mathematics

Question : 8 of 160

Marks: +1, -0

Assertion (A): If the arguments of

−

1 and z2 are

and

respectively, then arg(z1z2) is

2π

Reason (R): For any complex number z, arg

−

+arg‌z
The collect option among the following is

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