IN IDENTITY CAN WE USE DIFFERENT VARIABLE
Asked by bhargav
| 14th Jun, 2013,
07:21: PM
Expert Answer:
Yes, you can use any variable in a given identity. like
sin^2A + cos^2A = 1
Now, if I change the variable from A to x, then
sin^2x + cos^2x = 1
You can not change the functions used, but variables are by definition variable, they can be changed.
Answered by
| 15th Jun, 2013,
05:08: AM
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