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a. The middle term in the expression (2y-3z) isi. 12yziii. -12yzii. -6yziv. byzb. The value of 6.1 x 6.3 is found usingi. Identityii. Identity 2iv. Identity 4iii. Identity 3c. The value of 13.126.92 isii. 12.4iv. 1124i. 124

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(b) solution also please



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