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julia-pushkina [17]
3 years ago
14

F ( x ) = − x 2 − 12 Find f ( − 3 )

Mathematics
2 answers:
NARA [144]3 years ago
5 0

Answer:

-3

Step-by-step explanation:

x=-3 substitute in the equation

+3 squared-12=-3

Firdavs [7]3 years ago
3 0

Answer:

f(-3)=-21

Step-by-step explanation:

f(x)=-x2-12

f(-3)=-(-3)2-12

f(-3)=-9-12

f(-3)=-21

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ehidna [41]
Hmmmm I take it  you meant those rationals to be exponents, so hmmm asumming that,

\bf r^{^\frac{8}{11}}\cdot r^{^\frac{10}{11}}\implies r^{^{\frac{8}{11}+\frac{10}{11}}}\implies r^{^\frac{18}{11}}
5 0
3 years ago
Select the kinds of market structures in which sellers have some (including complete) control over price. Select ALL that apply.
fgiga [73]

Answer:

Monopoly, Monopolistic Competition, and Oligopoly.

Step-by-step explanation:

Lets look at each of the options one by one:

Perfect Competition: This type describes a market structure, in which a large number of small firms compete against each other. A single firm does not have any significant market power and so is the seller. As a result, the industry as a whole produces the socially optimal level of output, because none of the firms have the ability to influence market prices.

Monopoly: It is a type of market structure where a single firm or seller controls the entire market. The firm has the highest level of market power because consumers do not have any alternatives. Consequently, monopilists often reduce output deliberately to increase prices and earn more profit.

Monopolistic Competition: It is a kind of market structure, where a large number of small firms or sellers compete against each other but they sell slightly differentiated products. And that gives them a certain degree of market power which allows them to charge higher prices within a certain range.

Oligopoly: In this market structure it is dominated by only a limited number of firms or sellers. Resulting in a state of limited competition. The sellers can either compete against each other or can collaborate. This way they can use their market power to drive up prices and earn more profit.

So basically there are three kinds of market structures in which sellers can have some control over price and they are Monopoly, Monopolistic Competition, and Oligopoly.

5 0
3 years ago
Read 2 more answers
Why do whole numbers raised to an exponent get bigger while fractions raised to an exponent get smaller
Brilliant_brown [7]

Answer:

when you multiply a whole number by itself it will obviously get bigger.

4 to the 2nd power equals 16 because 4x4 = 16

if you were to multiply a smaller number though, it wouldn't get as big.

Each number you put to the same exponent will not get bigger at the same rate since each number isnt being multiplied by the same thing.

ex. 4 and 6 are raised to the second power both dont get multiplied by the same number 4 is multiplied by 4, and 6 by 6, therefore the bigger the number the bigger it grows.

Fractions get smaller for this reason when you have the fraction 2/3 raised to the second, both numbers must be raised. 2 to the second equals 4 while 3 to the second is 9.

1/2 to the second would then equal 1/4 since 1 to the second equals 1 and 2 to the second equals 4.

Step-by-step explanation:

5 0
4 years ago
1. Observa la imagen. Luego, responde las preguntas<br>.<br>a. ¿Qué molécula representa?​
Anit [1.1K]
Can you put the image ?
4 0
3 years ago
The distance a butterfly flies varies directly with it's time in the air. If a butterfly travels 264 ft in 0.5 min, how far will
Eva8 [605]

Answer:

The butterfly travels 660 ft in 1.25 min.

Step-by-step explanation:

If the distance, d, a butterfly flies varies directly as the time,t in the air, then we can write the mathematical statement.

d\propto t

If we introduce the constant of proportionality, we obtain;

d=kt

According to the question, when d=264\:ft, t=0.5\:min.

We substitute these values to obtain;

264=0.5k

\Rightarrow k=\frac{264}{0.5}

\Rightarrow k=528

The direct variation equation now becomes

d=528t

When t=1.25\:min

d=528(1.25)

d=660

Therefore the butterfly will travel 660 ft in 1.25 min.

7 0
3 years ago
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