Given P=4a +3b -7c ,Q=3a -7b +9c and R=2a +2b -2c First subtract R from Q Then - Maths - Playing with Numbers

Question

Given P=4a?+3b?-7c?,Q=3a?-7b?+9c? and R=2a?+2b?-2c? First subtract
R from Q Then subtract twice of the resultant from 4times of P Also
find value of answer when a=0, b=1and c=-1

Shruti Tyagi · Accepted Answer

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Given P=4a?+3b?-7c?,Q=3a?-7b?+9c? and R=2a?+2b?-2c?.First subtract R from Q. Then subtract twice of the resultant from 4times of P. Also find value of answer when a=0, b=1and c=-1.