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Murljashka [212]
2 years ago
14

Given the following​ function, find f(−5), f(0), and f(4). f(x)=x2+5

Mathematics
1 answer:
bulgar [2K]2 years ago
6 0

Answer:

30, 5 , 21

Step-by-step explanation:

substitute the values of x into f(x) , then

f(- 5) = (- 5)² + 5 = 25 + 5 = 30

f(0) = 0² + 5 = 0 + 5 = 5

f(4) = 4² + 5 = 16 + 5 = 21

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In triangle abc, the measure of angle b is 20 more than three times the measure of angle
sleet_krkn [62]
Let x be the degree of angle a. 

Angle b: 20+3x
Angle c: 55+x 

We know that all angles add up to 180 degrees. 

180=x+(20+3x)+(55+x) 
180= 5x+75 
180-75=5x 
105/5=x
21=x 

Angle a: 21 degrees 
Angle b: 20+3(21) => 83 degrees 
Angle c: 21+55 => 76 degrees 

Hope I helped :) 
5 0
3 years ago
Lindsey took out an 80/20 mortgage to buy a house costing $145,000. The
mash [69]

Answer:

605.11

Step-by-step explanation:

6 0
3 years ago
The distance an airplane travels depends on how much time it spends flying. Which expression represents the distance the airplan
kogti [31]

Answer: B. \text{Distance(20)}

Step-by-step explanation:

The notation to express a dependent variable is given by :-

Y(x), where Y is depending variable which is dependent upon x ( independent variable).

The given statement : The distance an airplane travels depends on how much time it spends flying.

Here , Independent variable : Time

Dependent variable : Distance

Then , the notation to express distance (dependent variable)  the airplane flies in 20 minutes is given by :-

\text{Distance(20)}

6 0
3 years ago
Help me pleaseeeeeeeeeeeeeee
Zanzabum

Answer:

I have no idea

Step-by-step explanation:

4 0
3 years ago
I need help ! asap !
kotegsom [21]

Answer:

52

Step-by-step explanation:

A(2) + B(2) = C(2)

10(2) + 24(2)

     676    = C(2)

  square root of 676

           AC=26      BD=26

AC + BD

26 + 26 =

     52

Hope this helps

6 0
3 years ago
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