s4umbbiteffenguye
s4umbbiteffenguye
02-09-2016
Mathematics
contestada
Is sinx cosx ever equal to 1?
Respuesta :
SyntaxError
SyntaxError
02-09-2016
From Pythagorean Identities
sin^2
x
+
cos^2
x
=1
and from that identities we can have
sinx
+
cosx
=1
, taking
sinx
=1−
cosx
and substitute in the equation
sinx
+
cosx
=1
(1−
cosx
)
+
cosx
=1
Remove the parenthesis
1−
cosx
+
cosx
=1
cancel
cosx
1=1
Answer Link
VER TODAS LAS RESPUESTAS ( 22+ )
Otras preguntas
Select the correct answer.Identify the correct CSS syntax to link an external style sheet.B. C. D. newstyle.css
List 6 calculative devices
PLLSS HELP ILL GIVE BRAINLIST PLLLLLSSSSIdentify the multiplication problem that matches the model.3 x 33 x 352 x 353 x
Use the zero product property to find the solutions to the equation x? + 12 = 7x. X= -4 orx= 3 4 or X = -3 X=-30rX=4 X=30rX=4
It costs $112 to turf a lawn of area 56m squared. How many dollars would it cost to turf a lawn of area 77m squared.
Mato is making a leather belt inlaid with beads. On the first day there were b beads on the belt. On the fourth day, there were b³ beads on the same belt. Ther
A theater wants to build movable steps that they can use to go on and off the stage. They want the steps to have enough space inside so they can also be used to
Before his shopping spree, Nguyen owned 3 mules. Then he bought some more, and now he owns 24 of them. What is the ratio of mules purchased to resulting total n
Select the correct structure that corresponds to the name. 4-octyne A. CH3CH₂CH₂C = CCH₂CH₂CH3 -CEC- B. C. both
4. The figure below shows three small circles, each with a diameter of 6 centimeters, inside a larger circle. .6.cm ....6.cm ..Y. 6 cm What is the approximate a
