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derivative of cos(sqrt(x))
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d
dx
(
cos
(
√
x
)
)
=
−
sin
(
√
x
)
2
√
x
Show Steps
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d
dx
(
cos
(
√
x
)
)
=
−
sin
(
√
x
)
2
√
x
steps
d
dx
(
cos
(
√
x
)
)
show steps
Apply
the
chain
rule
:
−
sin
(
√
x
)
d
dx
(
√
x
)
=
−
sin
(
√
x
)
d
dx
(
√
x
)
show steps
d
dx
(
√
x
)
=
1
2
√
x
=
−
sin
(
√
x
)
1
2
√
x
show steps
Simplify
−
sin
(
√
x
)
1
2
√
x
:
−
sin
(
√
x
)
2
√
x
=
−
sin
(
√
x
)
2
√
x
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