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Mathematics 9 Online
OpenStudy (anonymous):

sin(arctan x)

myininaya (myininaya):

what is the question?

myininaya (myininaya):

would you like to write as an algebraic expression?

OpenStudy (anonymous):

simply the expression

OpenStudy (anonymous):

ho ho ho

OpenStudy (anonymous):

i bet this will be on the exam

myininaya (myininaya):

simply?

myininaya (myininaya):

what does simplify mean here?

OpenStudy (ybarrap):

x/sqrt(x^2+1)

OpenStudy (anonymous):

|dw:1316488555855:dw|

OpenStudy (anonymous):

for example: tan(arcsin ) simplifies to\[x/\sqrt{1-x ^{2}}\]

myininaya (myininaya):

|dw:1316488634768:dw|

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