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Svet_ta [14]
3 years ago
14

If f(x) = -x³ + x² + x, find f(-3).

Mathematics
2 answers:
yan [13]3 years ago
5 0

Answer:

33

Step-by-step explanation:

Substitute f(-3) in the problem and you'll get f(-3) = -x³ + x² + x.

Substitute the given value into the function and evaluate.

joja [24]3 years ago
5 0

Answer:

33.

Step-by-step explanation:

f(x) = -x³ + x² + x.

f(-3) = -(-3)³ + (-3)² + (-3)

= -(-27) + (9) - 3

= 27 + 9 - 3

= 36 - 3

= 33.

Hope this helps!

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SECOND TIME ASKINGAt a summertime poolside snack bar, 200 ice cream scoops were sold in one day. Double scoops were sold for $1.
Snezhnost [94]

<em>What we know: </em>

200 ice cream scoops sold in one day

$1 for Single scoop

$1.25 for Double scoop

Proceeds $221.75

<em>What we want to know:</em>

We want to account for Double scoops($1.25) and Single scoops($1) and end up with exactly <u><em>200 ice cream scoops.</em></u> So if we have exactly 200 how many of each cone were sold.

<em>Reference:</em>

100 x $1= $100

100 x $1.25= $125

200 x $1= $200

200 x $1.25= 250

<em>Work:</em>

So using the reference above we can see that if you split 200 even we get $225 which is very close to $221.75.

So $225-$221.75= 3.25

If we have 117 and 83 we get 220.75 so how do we get that 1 dollar more. tax i guess....





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3 years ago
What is the value of x in the diagram below?
dusya [7]

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The table below shows the velocity y, in miles per minute, of a toy car at different times x, in minutes:
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An aquarium can be modeled as a right rectangular prism. Its dimensions are 14 in by 7 in by 4 in. If the aquarium contains 153
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A right rectangular prism can be used to simulate an aquarium. Its measurements are 14 by 7 by 4 inches. If there are 153 cubic inches of water in the aquarium, There is a 61 % empty space.

<h3>What is volume?</h3>

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