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Mathematics
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can u help with number 15
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Okay
\[9x^2 -15x + 4\]
please explain how u got it to
\[(3x - 2)^2 - 3x\]
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so the answer is d
Nope, it's none of the above
where is -2?
can u help with 16
:-D I gave you a wrong answer
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i thought so lol no worries
d) -11
how u get that
hmm well just simplify (3x-2)^2-3(3x-2) expand distribute erc
4(4) - 2(4)^2 -16 -16 in f(x) -16 + 5 -11
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woops i told u the ans for 15.
thanks
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