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Alexandra [31]
3 years ago
13

The price of the stock dropped $1.50 each day for 4 years,and then rose $0.80 each day for the next three days.Find the total ch

ange in the price of the stock over these 7 days.
Mathematics
1 answer:
Ymorist [56]3 years ago
8 0

Answer:

4*(-1.5) + 3*0.8 = -3.6

The price of the stock dropped $3.60 in total over the 7 days.

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Oduvanchick [21]

we know that

If (x-8) is a factor of the function f(x)=-2x^{3}+17x^{2}-64

then

x=8 is a root of the function f(x)

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Verify

Substitute the value of x=8 in the function

f(8)=-2(8)^{3}+17(8)^{2}-64

f(8)=-2(512)+17(64)-64

f(8)=-1,024+1,088-64

f(8)=-1,088+1,088

f(8)=0

therefore

<u>the answer is</u>

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