Exemplar Exercise Problems X — task. Mathematics CBSE, Class 9.

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Expand the following :

i. \((4a – b + 2c)^2=\)

i a^{2} + i b^{2} + i c^{2} + i ab + i bc + i ac

ii. \((3a – 5b – c)^2=\)

i a^{2} + i b^{2} + i c^{2} + i ab + i bc + i ac

iii. \((– x + 2y – 3z)^2=\)

i a^{2} + i b^{2} + i c^{2} + i ab + i bc + i ac

Did you find an error?

37. Exemplar Exercise Problems X