Question

. If Sin2β=2sinβ, then β is:​

Answer 1

Answer:

$\beta = 0$

Step-by-step explanation:

$\sin(2 \beta = 2 \sin( \beta \: for \: \beta = 0) )$

$lhs = \sin(2 \beta = \sin(2 \times 0 \sin(0 = 0)$

$rhs = 2 \sin( \beta = 2 \sin(0 = 2 \times 0 = 0) )$