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Gekata [30.6K]
3 years ago
8

What are the solutions to x2 + 8x + 7 =0?

Mathematics
1 answer:
Nata [24]3 years ago
7 0

The chosen topic is not meant for use with this type of problem. Try the examples below.

y = x+4

y = 2x-5

y = x-1

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I NEED HELP FROM MATH WIZZARD​
Eddi Din [679]

Answer:

cant just need points

Step-by-step explanation:

there is none

6 0
4 years ago
For the diagram shown, which angles are alternate interior angles? ∠3 and ∠6 ∠8 and ∠2 ∠4 and ∠7 ∠3 and ∠5
Karolina [17]

Answer:

3 and 5

Step-by-step explanation:

Alternate interior angles are the angles in between the two lines and on the inside

4 and 6

3 and 5

6 0
3 years ago
Read 2 more answers
Find the lateral area of the cylinder.<br><br>Give your answer in the terms of pi.
Wewaii [24]
Hi there! 

The formula for the lateral area of a cylinder is LA = 2 x pi x r x h. (two times pi times radius times height) Using this formula, we can plug in the values and solve for the lateral area.

Plugging in the values: LA = 2 x pi x 7 x 9
Simplifying: LA = 2pi x 63
LA = 126pi yd^2

ANSWER:
The 4th option - 126pi yd^2

Hope this helps!! :)
If there's anything else that I can help you with, please let me know!
6 0
3 years ago
The graph shows how the length of a buildings shadow at a certain time of day is related to the height of the building.
Artyom0805 [142]
A. the graph represents a relation because it contains ordered pairs (x,y). It is also a function because there are no repeating x values.

B. (0,0) (8,6)
slope = (6 - 0 ) / (8 - 0) = 6/8 = 3/4
so ur equation is : y = 3/4x or f(x) = 3/4x <===

C. the variable x represents the height of the building and the variable y (or f(x)) represents the total length of the shadow
3 0
3 years ago
Read 2 more answers
A dolphin in an aquarium is 12 feet long. A scale model of the dolphin is 3.5 inches long. What is the scale factor of the mode?
polet [3.4K]

 Assuming the life sized dolphin is 12 ft long, what we want to know is what factor do you multiply 12 ft by to get 3.5 inches so converting this to an equation gives: 12*f=3.5 solving for f gives f=3.5/12=.29166...The units on the factor are inches/foot.

        So to get the size if anything linear in the small scale you just multiply it's dimension in the full scale by f.

3 0
3 years ago
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