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How do you multiply #(k - 2)(k - 1)#?

1 Answer

Dec 8, 2016

#k^2 - 3k + 2#

Explanation:

Use cross multiplication to multiply each term in the parenthesis on the left by each term within the parenthesis on the left:

#(k*k - (1*k) - (2*k) + 2#

#k^2 - 1k - 2k + 2#

Now combine like terms:

#k^2 - 3k + 2#

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