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11-03-2021
Mathematics

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How can you find f(4) if f(x)=7x^(2)-5

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11-03-2021

Answer:

107

Step-by-step explanation:

f(x)=7x^(2)-5

f(4) means that x=4

f(4)=7*4^(2)-5

= 7 * 16 -5

= 112 -5

= 107

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