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Title: Important math notes
Description: This note is useful for facing Bihar matriculation examination. Please study it once and you will get more and more marks in matriculation examination.
Description: This note is useful for facing Bihar matriculation examination. Please study it once and you will get more and more marks in matriculation examination.
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2 m ´ 5n ,
–
- 3x3 + x 2 + 6 x - 2
- 3x 3
ax + by + c = 0
ax + by + c = 0
(an );
a + (3 - 1)d = 5,
a + (7 - 1)d = 9
n
S = (a + an )
2
n
S = {2a + (n - 1)d }
2
Sn
60o
60o
60
o
60
o
60
o
60o
= x2 + y 2
A( x 1 , y1 ), B( x 2 , y2 )
( x 1 , x2 )
( x 2 , y2 )
Sec c =
Tan(90 - A) =
Cot (90 - A =
AB
= CotA
BC
BC
= TanA
AB
AC
BC
Sin(90 - A) = CosA,
Cos (90 - A) = SinA, Tan(90 - A) = CotA,
Cot (90 - A) = TanA,
Sec(90 - A) = Co sec A, Co sec(90 - A) = SecA
60o 60o
’
l
h
r
fi
xi
f2 = 2
fi xi
(f)
(cf )
n
= 26
...
kkeksa dh la[;k
oqQy ifj
...
kkeksa dh la[;k
oqQy ifj
Title: Important math notes
Description: This note is useful for facing Bihar matriculation examination. Please study it once and you will get more and more marks in matriculation examination.
Description: This note is useful for facing Bihar matriculation examination. Please study it once and you will get more and more marks in matriculation examination.