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Mathematics
Mathematics
Problem
If
lim
x
→
0
x
(
1
+
a
cos
x
)
−
b
sin
x
x
3
=
1
\lim_{x \to 0} \frac{x(1+a\cos x) - b\sin x}{x^3} = 1
lim
x
→
0
x
3
x
(
1
+
a
c
o
s
x
)
−
b
s
i
n
x
=
1
then the value of a and b are respectively-
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