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

Imagine you want to buy a newly released pair of Nike shoes and you go online to purchase them. Because the product you want is the same for every website, the

Answer the question below using the following amortization table. What is the regular monthly payment? O $352.15 O $703.01 O $1758.17 O $1055.16

Una niña de 5 pies de estatura se aleja de un poste de luz, cuya altura es 12 pies, a razón de 3 pies por segundo. Encuentre la razón de cambio de la longitud d

How does the eruption of an explosive volcano on an island in the Pacific Ocean ,begin most likely affect humans living thousands of miles away? A. The heat t

While on an airplane, John completes a crossword puzzle in which interrupt, rude, and blunt are all answers. After landing, John gets in line to speak to someon

Which statement is true about a world isothermal map?.

Sarah uses yard of ribbon to make a hair bow. How many yards of ribbon will Sarah use to make 9 hair bows? 3 yd 6 3/4 yd 7 3/4 yd 9 3/4 yd

Create two Polynomials that when you subtract them you are left with 3x^2-4x+2

Simplify. Write your answer as a mixed number when possible. 9/36

PLS HELP DUE TONIGHT!!! 30 POINTS