Question

1. (x - 2y + 3z)? find it. b. ​

Answer 1

2 is b

coefficient of x

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Answer 2

Answer:

(x + 2y + 32) 2 = (x) ^ 2 + (27) ^ 2 + (32) 2 + 2 (x) (27) + 2 (2) (32) + 2 (x) (32) ) = x ^ 2 + y ^ 2 + z ^ 2 + 4xy + 12yz + 6xz

using identity

(a + b + c) 2 = a ^ 2 + b ^ 2 + c ^ 2 + 2ab + 2bc + 2ac

Step-by-step explanation:

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