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Fantom [35]
3 years ago
12

Is the function f(x) increasing or decreasing over the interval -2< x<-1 ?

Mathematics
1 answer:
liq [111]3 years ago
4 0

the function f(x) is increasing.

looking at the domain -2 < x < -1, we can see that the function f(x) = 2^x (labeled in blue) has an increasing slope.

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4x + 3 = 4x + 15 solve for x<br> Plese help
ira [324]

<span>4x - 15 = 3 </span>
<span>4x = 3 + 15 </span>
<span>4x = 18 (divide both sides by 4 to get x) </span>
<span>4x/4 = 18/4 </span>
<span>x = 4.5 </span>
4 0
3 years ago
The following are the ages of 13 history teachers in a school district. 24, 27, 29, 29, 35, 39, 43, 45, 46, 49, 51, 51, 56 Notic
salantis [7]

Answer:

Below in bold.

Step-by-step explanation:

Minimum 24

Lower quartile 29

Median  43

Upper quartile = (49 + 51) / 2 =  50

Maximum = 56

Interquartile range =  50-29 = 21.

5 0
1 year ago
As an estimation, we are told £3 is €4.
cluponka [151]

Answer:22.78 to 2dp

Step-by-step explanation:

91.10 euros divide by 4 =22.775

=22.78 to 2dp

8 0
3 years ago
Right now Seth's age is 4/5 the age of his brother Eric. Twenty-one years ago, Eric was twice as old as Seth. What are their age
ikadub [295]
The answer to this question is 19
8 0
3 years ago
List price List price: Divide 7434 items between four people, A,B,C and D in the proportions: 3:6:8:4. How many items do B and D
Dafna1 [17]

Answer:

B  2124

D 1416

Step-by-step explanation:

Take the ratio

A    B    C      D      Total

3     6     8    4         21            (3+6+8+4 = 21)

B gets 6 out of every 21 items

Take that fraction times the total items

6/21 * 7434 = 2124

D gets 4 out of every 21 items

Take that fraction times the total items

4/21 * 7434 = 1416

3 0
3 years ago
Read 2 more answers
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