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deepali
Questions (1)
An aircraft has a take-off speed 180km/h and has length 250m from the start just before take-off a serious snag is detected in
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Answers (2)
Ltb
9(a^2+2ab+b^2)-(a^2-2ab+b^2) =8a^2+16ab+8b^2 =8a^2+8ab+8ab+8b^2 =8a(a+b)+8b(a+b) =8(a+b)(a+b) =8(a+b)^2
