plz solve questions of attached file and dont give answer in spam
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Q1. 95*97
(100-5)(100-3)
100(100-3)-5(100-3)
10000-300-500+15
10000-785
= 9215
Q2. (103)^3
(100+3)^3
(100)^3+3*(100)^2*3+3*100*4+3^3
1000000+60000+1200+27
=1061227
Q3. (a+2b-2c) ^2
(a+2b-2c) (a+2b-2c)
a^2+2ab-2ac+2ab+4bb-4bc-2ac-4bc+4cc
=aa+4bb+4cc+4ab-4ac-8bc
(100-5)(100-3)
100(100-3)-5(100-3)
10000-300-500+15
10000-785
= 9215
Q2. (103)^3
(100+3)^3
(100)^3+3*(100)^2*3+3*100*4+3^3
1000000+60000+1200+27
=1061227
Q3. (a+2b-2c) ^2
(a+2b-2c) (a+2b-2c)
a^2+2ab-2ac+2ab+4bb-4bc-2ac-4bc+4cc
=aa+4bb+4cc+4ab-4ac-8bc
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