please help me to simplify this ! ᕙ(☉ਊ☉)ᕗ
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p²-q²-[ p² + q² - { p²- q²-(p²+q²- p²-q²)}]
you're answer is
here
so we'll do this by bodmas
p²-q²-[ p² + q² - { p²- q²-(p²+q²- p²+q²)}]
p²-q²-[ p² + q² - { p²- q²-(q²)}]
p²-q²-[ p² + q² - { p²-q²-q²}]
p²-q²-[ p² + q² - { p²-2q²}]
p²-q²-[ p² + q² - p²+2q²]
p²-q²-[ 3q²]
p²-q²-3q²
p²-4q²
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