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Anonymous
A formula is a statement. It's not a problem or an exercise
to which a solution is needed.
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5r2=80
Yes, formulas are given to us to help solve problems. It is legal to use them and copyright them
The technique is known as algebra.
shortcut formulas to solve complex polynomial problem..=)
a+2bc + d is d= a - 2bc
just simply imagine
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See formulas at the link below.
You must follow the formulas-1. (a+b)2 = a2 + b2+@*a*b
(a-d)/2c=b
a=2 BC - d is c=2(a + b)
(a+d)/2b=c