Answer:
(x-6)(x-1)
Explanation:
To find possible dimensions , we need to factor x^2 - 7x + 6
x^2 - 7x + 6
Here sum is -7 and product is 6
-1 times -6 = 6
-1 + (-6) = -7
Now we break -7x using factors -1 and -6


Now we do groping


factor out x-6
(x-6)(x-1)
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