Question

Thanks for Helping! Amplitude Quick Question:

My sources don't give much information, so I would appreciate a quick answer!

For y=-3cos(2x)+1 is the amplitude 3 or -3?

Thanks!

Answer 1

@nincompoop @Kainui @Preetha

Answer 2

@jim_thompson5910 @ganeshie8 @ParthKohli

Answer 3

amplitude is always positive

the neg sign just indicates the graph is reflected about the x-axis

Answer 4

okay, so 3 is good

Answer 5

thanks!

Answer 6

:)