Question

(3x-1) (3x-8) multiply the following using appropriate identity ​

Answer 1

Answer:

the right answer is 9x - 21x - 8

Answer 2

Answer:

$(3x - 1)(3x - 8) \\ = 9 {x}^{2} - 24x - 3x + 8 \\ = 9 {x}^{2} - 27x + 8$

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