Westonci.ca is the best place to get answers to your questions, provided by a community of experienced and knowledgeable experts. Get quick and reliable answers to your questions from a dedicated community of professionals on our platform. Explore comprehensive solutions to your questions from a wide range of professionals on our user-friendly platform.

Really need some help on this please!
what is the amplitude of the sinusoid given by y=-4 cos(2x)?


Sagot :

Amplitude is absolute value of (-4) = 4.
y = -4cos2x
y =-4(0.9995065604x)
y = -3.998026241x