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2 years ago

What are the domain and range of the function

Mathematics

1 answer:

Marina86 [1]2 years ago

5 0

Answer:

Domain is all the possible X values on a graph

Range are all the possible Y values on a graph

Step-by-step explanation:

Example- If given a graph where on the X line goes from 0-10 and Y goes from 0-30 the domain would be all real numbers 0-10 and range would be all real numbers 0-21

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Farmer Emmet used to own 2,300 acres of farmland. However, he recently sold 28% of his farm to a residential developer.

kap26 [50]

9514 1404 393

Answer:

1656 acres left
644 acres sold
$32,200,000

Step-by-step explanation:

1. The number of acres sold is ...

28% × 2300 = 0.28 × 2300 = 644

Then the number of acres Emmet has left will be ...

2300 -644 = 1656 . . . acres left

2. Emmet sold 644 acres.

3. At $50,000 per acre, the value of the land sold was ...

$50,000 × 644 = $32,200,000 . . . . paid by the developer

5 0

2 years ago

<img src="https://tex.z-dn.net/?f=f%28n%29%3D3%5En" id="TexFormula1" title="f(n)=3^n" alt="f(n)=3^n" align="absmiddle" class="la

andrezito [222]

Answer:

$24(f(n))$

Step-by-step explanation:

$f(n+3) = 3^{n+3}\\f(n+1) = 3^{n+1}$

$f(n+3) - f(n+1) = 3^{n+3} - 3^{n+1}$

$= 27(3^n) - 3(3^n)$

$= 24(3^n)$

$= 24(f(n))$

hope this helped! :)

4 0

1 year ago

Carla was asked to draw all the lines of symmetry for a regular pentagon. She drew

Elena L [17]

Answer:

Simple, Her Pentagon is not straight

Step-by-step explanation:

Carla's Pentagon is not straight. Her symmetry line is off scale. Simply fix the Line on the pentagon And it will be correct.

Hope this helps ^

7 0

2 years ago

CAN SOMEONE HELP ME PLEASE ASAP!?

valentinak56 [21]

Answer:

last option

Step-by-step explanation:

b) 1/6 = 16.7 to 1dp

c) 45% = 45/100 = 9/20

d) 7/9 = 77.8% to 1dp

8 0

2 years ago

What is the solution to this system of linear equations? Y-x=6 y+x=-10

snow_tiger [21]

$\left\{\begin{array}{ccc}y-x=6\\y+x=-10\end{array}\right\ \ \ |add\ both\ sides\ of\ the\ equations\\\\2y=-4\ \ \ \ |:2\\y=-2\\\\substite\ the\ value\ of\ y\ to\ second\ equation\\\\-2+x=-10\ \ \ |+2\\x=-8$

$Answer:\ x=-8\ and\ y=-2$

8 0

3 years ago