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Lorico [155]
3 years ago
11

X^2+x=12 solve by quadratic formula

Mathematics
1 answer:
krok68 [10]3 years ago
6 0

Answer:

x= 3, -4

Step-by-step explanation:

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El Generico public high school got a new flagpole. But they completely forgot to buy a cord and NO ONE knows how tall the flagpo
lord [1]
According to the rule of similar polygons the ratio of corresponding sides of two polygons will be the same. So in this case the ratio of original length and shadow of a stick and ratio of length of flagpole and its shadow will be the same.

Length of Stick = 5 feet
Shadow of Stick = 8 feet
Shadow of flagpole = 32 feet
Length of flagpole = x = ? 

Using rule of similar polygon we can write,

\frac{5}{8}= \frac{x}{32} \\ \\ \frac{5}{8}*32=x \\ \\ x=20

Therefore, the length of flagpole will be 20 feet.



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3 years ago
Equation of (0, -5) and (5, -3)
shepuryov [24]

Answer:

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Step-by-step explanation:

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omeli [17]

Answer:

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Step-by-step explanation:

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3 years ago
The square root of 42. The answer needs to be simplified. The problem must be solved by using perfect squares. The answer can't
Rasek [7]
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Which statements are true about the ordered pair (2, 3) and the system of equations?
kifflom [539]
The answer is f when 2,3 is put in for the x and y then 18 should come out 3×2=6
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