bjbarrett23
bjbarrett23
04-05-2017
Mathematics
contestada
Help please trigonometric identities
Respuesta :
akaleti47
akaleti47
04-05-2017
cot=cos/sin
so, it becomes sin^2+cos^2=1
that proves it
Answer Link
bcalle
bcalle
04-05-2017
Sin^2x ( 1 + cot^2x) = 1
Change cot^2x to cos/sin
Sin^2x(1+cos^2x/sin^2x))=1
Distribute the sin^2x
Sin^2x + cos^2x = 1
1 = 1
Answer Link
VER TODAS LAS RESPUESTAS ( 33+ )
Otras preguntas
how do you calibrate a thermometer?
A number is doubled and 7 is subtracted from the answer, if the result is -25. -create an equation -solve the equation to find the number Please Respond
The setting of a story is the time and ___ where the action unfolds.
please help me with this Evaluate -8 × |2|.
A washing machine was marked 60% above its cost price . the shopkeeper allows a discount of 25% . calculate his gain%.
most climate scientists agree the main cause of the current global warming trend is human expansion of the greenhouse
.angle bisector of any angle of a triangle bisect that angle is_____________ parts
dùng sơ đồ tư duy để mô tả tất cả những gì em cho rằng liên quan đến doanh nghiệp
Which sentence below uses objective language? Handing out citizenship for no better reason than being born here is a slap in the face to everyone who immigrated
Which relation is not a function?