I have tried answering the following question by squaring everything (I think), but I am not right.

c = (Change the subject of

the formula to a)

My try:

=

=

=

a =

Can you see my error please?

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- Sep 27th 2009, 08:10 AMMeggomumsieChanging the subject of formua with squares and roots
I have tried answering the following question by squaring everything (I think), but I am not right.

c = (Change the subject of

the formula to a)

My try:

=

=

=

a =

Can you see my error please? - Sep 27th 2009, 08:17 AMmathaddict
- Sep 27th 2009, 08:34 AMMeggomumsie
Dohh!!! (Worried) Yes, I see that now!!! Thanks.