Give the function f:x x square -5x+6,evaluate f(2a)
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Step-by-step explanation:
f:(2a)=(2a)²-5×2a +6
=4a²-10a+6
=4a²-6a-4a+6
=2a(2a-3)-2(2a-3)
= (2a-3)(2a-2)
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