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Popular calculators

Matrix 2x2 calculator

Thanks to the mathematical calculator, you can easily calculate the determinant of the matrix, find the complement matrix, the transposed matrix, and the inverse matrix.

ROT13 cipher - encoder / decoder

ROT13 cipher online encoder and decoder. Encrypt and decrypt any cipher created in a ROT13 cipher. You can use any shift and additionally a key for more precise text encoding.

Child's blood group

You will calculate with fairly high accuracy the likelihood of your baby having a particular blood group.



Online calculator

C
M+
M-
MR
log
10x
MS
MC
asin
acos
atan
ex
sin-1
cos-1
tan-1
ln
sin
cos
tan
π
√
x²
1/x
x!
xM
(
)
exp
7
8
9
÷
4
5
6
×
1
2
3
-
0
·
=
+
C
M+
M-
sin
sin-1
asin
MC
MS
MR
cos
cos-1
acos
log
ln
10x
tan
tan-1
atan
π
e
ex
exp
1/x
x!
7
8
9
(
)
xM
4
5
6
-
÷
x²
1
2
3
+
×
√
0
·
=