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Byju's Answer
Standard XII
Mathematics
Discriminant
If 213 = 41...
Question
If
213
=
419
;
322
=
924
;
415
=
16125
, then
215
=
?
A
425
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B
1625
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C
4125
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D
2541
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Solution
The correct option is
A
4125
The rule is :
213
=
(
2
2
)
1
(
3
2
)
=
419
322
=
(
3
2
)
2
(
2
2
)
=
924
415
=
(
4
2
)
1
(
5
2
)
=
16125
∴
215
=
(
2
2
)
1
(
5
2
)
=
4125
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0
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