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Evaluate the function f (x) = 4 • 7x for x = -1 and x = 2. Show your work.
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k do u know how to plug in numbers?
no
f(-1) = 4 * 7 * -1 = - 28 can you do the x =2 ?
to plug in simply means to substitute
wherever u see x in d equation put the values of x u were given and simplify
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f(2) = 4* 7 * 2 = 56
f(2)=4*7*2=56
Right !
thankx
I think trojan has it for u @jimmyjoew
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ok thankx for u too
I didn't I showed him how to solve it and he solved the other himself.
You are welcome.
yea that was what I meant
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