Question

Find the amplitude and the period of q(x) = -sin (π/2 x).

Answer 1

i got Amplitude = -1; Period = π/2

Answer 2

y="a"sinx
Amplitude= \[\left| a \right|\]
So, it should be 1 still. but what does happen to the graph is a flip

Answer 3

1 is amplitude

Answer 4

period will be 4