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2 years ago

Which of the following tables represents a quadratic function ? Explain how you know .

Mathematics

1 answer:

Aliun [14]2 years ago

4 0

B, the first differences are not the same , that proves it is not linear. The second set of differences are the same this shows it is a quadratic function.

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Find the measure of each internal angle of the triangle!!!!!

defon

Answer:

x=35

'x-10'=25 degrees

'x'=35 degrees

The last one is 120 degrees

Step-by-step explanation:

A straight line is 180 degrees

180-60=120

2x+110=180

2x=70

x=35

8 0

2 years ago

Can someone please help me

mart [117]

Answer:

x = 25

Step-by-step explanation:

3x = 75

divide both sides by 3

x = 25

5 0

2 years ago

When you were born, your uncle put $1000 into a bank account for you. According to the terms of the account, your investment

kompoz [17]

Answer:

D. Time; amount; $2800

I hope this is right because I was looking for the answer to the same question and this is the solution I came up with.

Step-by-step explanation:

Time is the independent variable because it is the variable that is changed.

The Amount (dollars) is the dependent variable because it is effected by the independent variable.

4 0

2 years ago

Use a graphing calculator to sketch the graph of the quadratic equation and then give the coordinates for the x-intercepts (if t

Nataly [62]

Answer:

Option D.

Step-by-step explanation:

The given quadratic equation is

$y=x^2+7x+10$

We need to draw the graph of given equation by using graphing calculator as shown below.

From the graph it is clear that the parabola intersect the x-axis at points (-2,0) and (-5,0). So, the x-intercepts are (-2,0) and (-5,0).

Therefore, the correct option is D.

3 0

2 years ago

Proportions in Triangles (8)

pishuonlain [190]

Answer:

not really sure maybe 12

4 0

2 years ago

Read 2 more answers