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 ( 96+ )
Otras preguntas
(see image for problem)a. the a -term:b. the y -intercept:c. the common ratio:d. the x -intercept:e. the end behavior:
enter an equation that describes the propitiatial relationship between the number of days and the number of weeks in a giving length of time
The credit remaining on a phone card (in dollars) is a linear function of the total calling time made with the card (in minutes). The remaining credit after 34m
the graph of g(x) is shown below. determine which of the following is false
Please Answer with : true or falsea) 1:4 and 4:6 are equivalent ratiosb) 8:24 and 4:12 are equivalent ratios
A dilation from the origin with scale factor of 3 will map the point (5,4) to (8,7) explain why or why not this statement is correct
Hello can you assist me with number 11Find the midpoint
SHOW THE EQUATION YOU SET UP.91 is what percent of 14?
Jordan types at a constant rate of 40 words per minute. The number of words typed, y, is a function of the number of minutes spent typing Part A Which equation
If 39 of the 90 students in the band are male what is the ratio of female to male students in the band? write the ratio in lowest terms as a fraction or with a
