answer this question plzzz.............
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am trying.......................
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binnie3105:
how did u cancel the 4 squared
oh srry
the method is correct
answer is 4(1+√2)
with -ve sign
can u solve it plzz tomorrow there is maths half yearly exam I am stucked in this prblm
therr
is -16 instead of -28 in the solution
rest
procedure is same
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