gaelicvagabond gaelicvagabond

01-10-2017
Mathematics

contestada

solve for first two positive solutions sin(3x)cos (4x)+cos(3x)sin(4x)=-0.9

Respuesta :

02-10-2017

sin(3x)cos (4x)+cos(3x)sin(4x)=-0.9
Then sin(3x+4x) = 0.9
sin(7x) = 0,9
Arcsin(,9) = 64.158 degrees or 115.842
x = 9.165 and 16.549

Answer Link

Otras preguntas

If the sperm gamete that fertilizes an egg has a(n) _____ chromosome, it will form female offspring.

How does a mirror affect the path of light? Question 11 options: A) All objects transmit some light. If the object is in front of a mirror, the mirror tran

is jocelyn asked her mom, ''what was it like when you were a child?'' written correctly

CAN SOMEONE PLEASE HELP ME!!? I NEED HELP PLEASE!!

The life story of a real person's life written by another person is a(n) _____. autobiography biography character sketch essay novel

An inlet pipe on a swimming pool can be used to fill the pool in 30 hours. The drain pipe can be used to empty the pool in 48 hours. If the pool is 1/5 filled a

What is 29*3/3=?? Help me plz

Having trouble figuring our this problem; WILL give the brainliest answer. PLEASE no spam/ irrelevant comments; please do not waste my time. I know the selected

Plants are classified in the domain _____.

Which would most likely have caused the giant ice caps that existed in the paleozoic era to melt?