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

Which linear equation represents a non-proportional relationship? A) y = 1.5x B) y = x + 3 C) y = 4 5 x D) y = −3x

What function is represented by the mapping diagram shown?

What characteristics should you consider when finalizing your title?

Do you value artistic output over religious diversity? Is imperialism that doesn’t last better or worse than imperialism that does? And are certain kinds of war

This morning my bank account statement read negative $12.50. I went to the store and spent $12.50. What will my account say at the end of the day?

Chip work at the animal shelter for 6 hours each week for several weeks he worked for a total of 42 hours which of the following can be used to find the number

Innovations imagine is a new york-based business that specializes in creating new products for the market place. as the company expands into markets in differen

What is information that is sent and received in the manner in which it was intended?

Why are group 1 elements called alkali metals?

What are the two primary reasons why Europeans first settled in America?