find the difference between (-7)2 and -(7)2

Difference between (-7)2 and -(7)2

Rules of algebra to remember – Square of every number (negative or positive) is always positive.

Negative sign multiplied to a positive number makes the number negative

SOLUTION

(-7)2 = -7×-7 = 49

and 

-(7)2 = -(7×7) = -49

Difference between (-7)2 and -(7)2 = 49 - (-49) = 49 + 49 = 98 

If we take it otherwise, difference between -(7)2 and (-7)2 = -49 - 49 = -98

These are the two possibilities as mentioned above.

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-49-49

So that means their is no difference.

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(-7)(-7) - 7 x 7

=-49 -49

this means that there is no difference between them.

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(-7)×(-7)=49

-(7×7)=-49

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(-7x -7)=49.-(7 x 7)=-49.

Then,49-(-49).

49+49=98.

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