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lana66690 [7]
4 years ago
10

Some of the steps in the derivation of the quadratic formula are shown. Step 4: Step 5: Step 6: Step 7: Which best explains why

the expression cannot be rewritten as during the next step? Negative values, like −4ac, do not have a square root. The ± symbol prevents the square root from being evaluated. The square root of terms separated by addition and subtraction cannot be calculated individually. The entire term b2 − 4ac must be divided by 2a before its square root can be determined.
Mathematics
2 answers:
Vladimir79 [104]4 years ago
7 0

Answer:c

Step-by-step explanation:

AlexFokin [52]4 years ago
5 0
               The correct answer for this question is this one: "The square root of terms separated by addition and subtraction cannot be calculated individually."

<span>The statement that best explains why the expression cannot be rewritten as during the next step is that t</span>he square root of terms separated by addition and subtraction cannot be calculated individually.
Hope this helps answer your question and have a nice day ahead.    ..... hope that helps

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il63 [147K]
<h3>x²+5x+3+2x²+10x15 =0</h3><h3>x²+2x²+5x+10x+3+15=0</h3><h3>3x²+15x+18=0</h3><h3>3(x²+5x+6) =0 because 3 is common factor</h3><h3>3(x²+3x+2x+6) spill the middle term</h3><h3>3(x(x+3)+2(x+3) take the common factor from term</h3><h3>3(x+2) (x+3)</h3>

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please mark this answer as brainlist

3 0
3 years ago
The heights of a group of boys and girls at a local middle school are shown on the dot plots below. 2 dot plots with number line
Nuetrik [128]

Answer:

d is correct for me

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
44x+19x+45n+16x-46x<br>​
Misha Larkins [42]
Add all common factors. 44x+19x+16x-46x equals: 33x. Now 33x+45n is the correct final answer.
7 0
4 years ago
Make a table of ordered pairs for the equation. y= 1/2x − 3 Then plot two points to graph the equation.
MrMuchimi
All you gotta do is pick a random point on the x-axis, lets say, x=2 in this case, and plug it into the equation.

If x=2, y = (1/2)2 - 3 = 2 - 3 = -1
When x = 2, y = -1

Now pick another point, x = 1

x = 1, y = (1/2)1 - 3 = 0.5 - 3 = - 2.5
When x = 1, y = - 2.5

Draw a cross on those 2 points, on the 2d plane
(1, -2.5) and (2, -1)
and draw a line between them, and make the line continue past the points, having no boundaries but the paper you hold, keeping it straight the entire time. With not turns.

If you want to draw out a table, make it have 2 rows, and 6 columns.
Write x in the first column of the first row, and write y in the first column of the second row.

Now, write down a different, random x value, in each column in the first row.
In the second row, in each column, write the y value, that corresponds to the x value given above each individual column, based on the equation
y = 1/2x - 3.
5 0
3 years ago
Read 2 more answers
5) plz help asap SHOW WORK PLZ HELP ASAP
allsm [11]
Answer: A) 50 Minutes

(0.35 * 50) + 40 = 57.5

(0.65 * 50) + 25 = 57.5

57.5 = 57.5
6 0
3 years ago
Read 2 more answers
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