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Class note accountancy part -2
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Important maths formulasclass 10
A List of some basic class
10 maths formulas related
to most important topics
convered under various
school boards is given
below:
·
(a+b)³=a³+b³+3ab(a+b)
· (a-b)³=a³-b³-3ab(a-b)
·
(x+y+z)²=x²+y²+z²+2xy+2y
z+2xz
· An=a+(n-1)d
· Sn=n/2[2a+(n-1)d]
·
Sin²0+cos²0=1__sin²0=1-
cos²_cos²0=1-sin²0
· Cosec²0-
cot²0=1__cosec²0=1+cot²
0__cot²0=1__cosec²0-1
· Sec²0-
tan²0=1__sec²0=1+tan²0_
_tan²0=sec²0-1
, ·
Sin0cosec0=1__cos0sec0
=1__tan0 cot0=1
· Vol of sphere=4/3×r²
· Surface area of
sphere=4r²
____________________
Algebra formulas:a
Algebra is the study of
mathamatical satement
that represent terms equal
to
Polynomials:learning class
10algebra formulas will
help in converting various
word problems into their
mathamatical forms.
These algebraic formulas
have varying inputs and
outputs with defferent
interpretation. Here are all
important class 10 algebra
formulas:
•(a+b)²=a²+2ab+b²
•(a-b)²=a²-2ab+b²
•(a+b) (a-b)=a²-b²
•(x+a) (x+b)=x²+(a+b)x+ab
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