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Butoxors [25]
3 years ago
9

Use the quadratic formula to solve for the roots in the following equation.

Mathematics
1 answer:
fomenos3 years ago
6 0
First lets combine terms.

<span>4x 2 + 5x + 2 = 2x 2 + 7x – 1 subtract the left side from right side
</span>
(4x 2- 2x 2) + (5x - 7x) + (2 + 1)=0 then combining
2x 2 - 2x + 3 =0  now we can use the quadratic formula

<span>
</span>a=2,   b=-2   c=3

see attached and plug them in


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a triangle has two sides of lenghts 7 and 12 what value could the length of the third side be check all that apply
Bond [772]
Third length =

12-7 = 5
12+7 = 19

Third length can be only in this range

5Means the third length must be greater than 5 and less than 19.


Hope this helps!
3 0
3 years ago
Read 2 more answers
A geometry class has a total of 27 students. The number of females is 13 less than the number of males. How many males and how m
Zanzabum

Answer:

20 males, 7 females

Step-by-step explanation:

x=males

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x+x-13=27

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6 0
3 years ago
The graph shows the population of black toads in a forest reserve since their introduction. It also includes functions drawn by
34kurt

Function B best models the researcher's data because it passes through most of the points.

<h3>What is an equation?</h3>

An equation is an expression that shows the relationship between two or more numbers and variables.

A graph of best fit can be determined by drawing a straight line or curve on a scatter plot so that the number of points above the line and below the line is about equal and the graph passes through most of the points.

Function B best models the researcher's data because it passes through most of the points.

Find out more on equation at: brainly.com/question/2972832

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4 0
1 year ago
The town librarian bought a combination of new-release movies on DVD for $20 and classic movies on DVD for $8. Let x represent t
IRISSAK [1]

answer: could be both (B)and(C)

Step-by-step explanation:

4 0
3 years ago
Can u helppp I got stuck in the middle of this
alexandr1967 [171]

Answer:

ok bud look in this link

Step-by-step explanation:

ly/hshsuu3727 that has your answer and it looks pretty legit

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