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Anarel [89]
3 years ago
6

Find the Z score of 78 with a mean of 75 and standard deviation of 4

Mathematics
1 answer:
kompoz [17]3 years ago
6 0
Meld,elellelee,lee,”d,d
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Solve the equation-4(x+10)-6=-3(x-2)<br>​
marta [7]

Answer:

x = -52

Step-by-step explanation:

-4x-46+46=-3x+6+46

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3 years ago
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The first three steps of completing the square to solve the quadratic equation x^2+4x-6=0 are shown below.
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Take the sqrt of both sides of <span>(x+2)^2=10:

x+2 = plus or minus sqrt(10)

Solve for x:  x = -2 plus or minus sqrt(10)

Evaluate x:  x = -2 + sqrt(10)  AND  x = -2 - sqrt(10)       (answers)

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5 0
3 years ago
Help points and Awnser !!
Vsevolod [243]

Answer:

I say 20% but I may be wrong

Step-by-step explanation:

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What Is The Prime Factor Of 4275 ?
jarptica [38.1K]

Answer:

5^2·3^2·19

Step-by-step explanation:

Well to find the prime factor we make the prime factorization tree.

Look at the image below↓

<em>Thus,</em>

<em>the prime factorization of 4275 is </em>5^2·3^2·19

<em>Hope this helps :)</em>

4 0
3 years ago
On a number line what does it mean when it said find the ratio of DH to CE when D=30 H=70 C= 20 and E= 40
puteri [66]

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Multiply the number and divide by how many numbers were added

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