fightondo fightondo

14-07-2017
Mathematics

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u(x) =x-5 and w(x)=3x+3. What's the value of u(w(2))

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Luv2Teach Luv2Teach

21-07-2017

I love composites! First you have to evaluate w at 2: w(2) = 3(2) + 3 which is 9. Now evaluate u at 9: 9 - 5 = 4. The answer is 4.

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