
Ex 7.7
Ex 7.7, 2 Important
Ex 7.7, 3
Ex 7.7, 4
Ex 7.7, 5 Important You are here
Ex 7.7, 6
Ex 7.7, 7 Important
Ex 7.7, 8 Important
Ex 7.7, 9
Ex 7.7, 10
Ex 7.7, 11 Important
Ex 7.7, 12 (Supplementary NCERT) Important Deleted for CBSE Board 2022 Exams
Ex 7.7, 13 (Supplementary NCERT) Deleted for CBSE Board 2022 Exams
Ex 7.7, 14 (Supplementary NCERT) Important Deleted for CBSE Board 2022 Exams
Ex7.7, 5 (1 4 2) 1 (1 4 ^2 ) . = 1 (1 (4 + ^2 ) ) . = 1 (1 ( ^2+4 ) ) . = 1 (1 ( ^2+2.2. ) ) = 1 (1 [ ^2+2.2. +(2)^2 (2)^2 ] ) = 1 (1 [( +2)^2 4] ) . = 1 (1 ( +2)^2+4 ) = 1 (5 ( +2)^2 ) = 1 (( 5)^2 ( +2)^2 ) = (( + 2))/2 (( 5)^2 ( +2)^2 )+( 5)^2/2 sin^( 1) (( + 2)/ 5)+ = (( + 2))/2 (5 ( ^2+4 +4))+ 5/2 sin ^( 1) (( + 2)/ 5)+ = (( + 2))/2 (5 ^2 4 4)+5/2 sin ^( 1) (( + 2)/ 5)+ = / ^( ) (( + )/ )+(( + ))/ ( ^ )+