25x2-49y2 is the difference of two squares and can be factored as:-
(5x-7y)(5x+7y)
Chat with our AI personalities
X=60 how did you get that? could you show all the steps?
It's about 34 and a third
You could not.1 - 2cos2theta is an expression which cannot be solved nor evaluated without information about theta. If you need to show its equivalence to another expression then it is necessary to know what the other expression is.
Without any equality sign and not knowing the plus or minus values of the given terms it can't be considered to be an equation.
If you want to show four squared, write the two as a superscript like this: 42