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Phantasy [73]
3 years ago
10

Is this graph a function or not a function

Mathematics
2 answers:
natali 33 [55]3 years ago
8 0

Answer:

No

Step-by-step explanation:

Do a vertical line test.

First, put your pencil or ruler up against the screen.

Move it down the graph and if there are two points in one x point, it is not a function. For example, look at 0, 3 and 0, -2.5. They share the same x point.

Therefore, it is not a function.

kiruha [24]3 years ago
5 0

Answer:

In the graph of a circle, we can easily draw a straight vertical line passing through its center. This will hit the top and the bottom of the shape. Since this line hits two points, a circle's graph is not a function. We can also observe the equation of a circle.

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The sum of two numbers is 41. The smaller number is 17 less than the larger number. What are the numbers?
Sergio [31]
29 and 12! 29 + 12 comes out to 41 and 29 - 12 comes out to 17. I hope this helps!!
7 0
3 years ago
Which expression is equivalent to (8^2)-4 ??
Tamiku [17]

Answer:

Option C \frac{1}{8*8*8*8*8*8*8*8}

Step-by-step explanation:

we have

(8^{2})^{-4}

Remember that

(a)^{-b} = \frac{1}{a^{b}}

(a^{b})^{c}=(a)^{b*c}

therefore

(8^{2})^{-4}=(8)^{-4*2}=(8)^{-8}

(8)^{-8} = \frac{1}{8^{8}}

\frac{1}{8^{8}}=\frac{1}{8*8*8*8*8*8*8*8}

3 0
3 years ago
Read 2 more answers
John is comparing the prices of two bags of the
Lady bird [3.3K]

Answer:

So, its better to buy larger bag

Step By Step Explanation:

Let

Smaller bag hold = x ounces

Price of x ounce in smaller bag = $ y

Price of 1 ounce in smaller bag = \frac{y}{x} ....(1

Larger bag will hold = x + 10 ounces

Price of x+10 ounces in larger bag = y + 1.5

Price of 1 ounce in larger bag = \frac{y + 1.5}{x + 10} ...(2

Now equation 1 tells that 1 ounce in smaller costs \frac{y}{x}, and equation 2 tells in ounce in larger bag costs \frac{y + 1.5}{x + 10} .

Now as we can see, we can get equation 2 from equation 1 by increasing numerator by 1.5 and denominator by 10. In this case denominator has increased more than numerator so the value of overall fraction \frac{y + 1.5}{x + 10} would be less than \frac{y}{x} . It means our larger bag has less price per ounce.

So, its better to buy larger bag

8 0
3 years ago
a bowler knocks down at least 6 pins 70 percent of the time. out of 200 rolls, how many times can you predict the bowler will kn
Nitella [24]

Multiply 200 rolls by 70%

200 *0.70 = 140

The bowler should knock at least 6 pins down 140 rolls

8 0
3 years ago
Stephanie just redecorated her bedroom. She wants to paint but needa to know the surface area of the door to see if she has enou
zhuklara [117]

Answer:

The surface area of door is 33 680 cm².

Step-by-step explanation:

Given that the surface area of a cuboid which is the 3D of rectangle is :

s.a = 2(l \times w) + 2(l \times h) + 2(w \times h)

let \: l = 80 \\ let \: w = 3 \\ let \: h = 200

s.a = 2(80 \times 3) + 2(80 \times 200) + 2(3 \times 200)

s.a = 2(240) + 2(16000) + 2(600)

s.a = 480 + 32000 + 1200

s.a = 33680 \:  {cm}^{2}

8 0
3 years ago
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