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  • i) 2๐‘ฅ โˆ’ 5๐‘ฅ๐‘ฆ + 7๐‘ง + 3๐‘ฅ๐‘ฆ โˆ’ ๐‘ง + 4๐‘ฅ (ii)...

i) 2๐‘ฅ โˆ’ 5๐‘ฅ๐‘ฆ + 7๐‘ง + 3๐‘ฅ๐‘ฆ โˆ’ ๐‘ง + 4๐‘ฅ (ii) 3๐‘ฅ(2๐‘ฅ + 5๐‘ฆ) โˆ’ 11๐‘ฆ(7๐‘ฅ โˆ’ ๐‘ฆ) (iii) (๐‘ฅ + 3๐‘ฆ)(2๐‘ฅ โˆ’ 7๐‘ฆ) + ๐‘ฅ๐‘ฆ(2๐‘ฅ + 3๐‘ฆ) (iv) (๐‘ 2 + 2๐‘ž 2 )(3๐‘ + ๐‘๐‘ž โˆ’ 7๐‘ž 2 ) โˆ’ ๐‘๐‘ž(๐‘ 2 + ๐‘ž 2 ) (v) (๐‘ฅ + 3๐‘ง)(๐‘ฅ โˆ’ ๐‘ฆ) + (๐‘ง โˆ’ 2๐‘ฆ)(2๐‘ฆ โˆ’ 5๐‘ฅ)

i) 2๐‘ฅ โˆ’ 5๐‘ฅ๐‘ฆ + 7๐‘ง + 3๐‘ฅ๐‘ฆ โˆ’ ๐‘ง + 4๐‘ฅ
(ii) 3๐‘ฅ(2๐‘ฅ + 5๐‘ฆ) โˆ’ 11๐‘ฆ(7๐‘ฅ โˆ’ ๐‘ฆ)
(iii) (๐‘ฅ + 3๐‘ฆ)(2๐‘ฅ โˆ’ 7๐‘ฆ) + ๐‘ฅ๐‘ฆ(2๐‘ฅ + 3๐‘ฆ)
(iv) (๐‘ 2 + 2๐‘ž 2 )(3๐‘ + ๐‘๐‘ž โˆ’ 7๐‘ž 2 ) โˆ’ ๐‘๐‘ž(๐‘ 2 + ๐‘ž 2 )
(v) (๐‘ฅ + 3๐‘ง)(๐‘ฅ โˆ’ ๐‘ฆ) + (๐‘ง โˆ’ 2๐‘ฆ)(2๐‘ฆ โˆ’ 5๐‘ฅ)
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Grade:12

1 Answers

Yogendra Kumar
askIITians Faculty 117 Points
2 years ago
Hi,
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