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algol13
3 years ago
5

This has two answers so ya give um to me

Mathematics
1 answer:
alexandr1967 [171]3 years ago
5 0

Let's separate this absolute value equation into two different equations.

x + 1 = 3.

Subtract 1 from each side

x = 2.

x + 1 = -3

Subtract 1 from each side

x = -4

The two solutions are x = 2 and x = -4

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Find C to form completing Square<br> <img src="https://tex.z-dn.net/?f=x%5E%7B2%7D%20%2B5x%20%2B%20C" id="TexFormula1" title="x^
postnew [5]

Answer:

\frac{25}{4}  (or 6.25)

Step-by-step explanation:

Let's do a simple square problem to see the relationship between the elements of the resulting equation...

(x+3)(x+3) = x(x+3) + 3(x+3) = x^{2} +3x + 3x + 9 = x^{2} + 6x + 9

As you see, the number of 'x' (6) is the double of the numeric part of the binomial expression (3), while the numeric-only part (9) is the square of the numeric part of the binomial expression (3).

So, if we look at the formula from the problem, we see the the number of 'x' is 5. To obtain the C value, we need to divide the 5 by 2... then get the square value of the result.

\frac{5}{2} * \frac{5}{2} = \frac{25}{4}  (or 6.25)

3 0
4 years ago
At 7:00 am, the temperature was -4℉. At 9:00 am, it was 8° warmer. What was the temperature at 9:00 am? *
Nana76 [90]

<em>4℉.</em>

What we know about Degrees is that there is a<em> </em><u><em>Positive</em></u> type and a <u><em>negative</em></u> type.

(i.e: 30℉ is <u><em>positive</em></u> and -30℉ is <u><em>negative</em></u>.)

If the temperature was -4℉ at 7AM, then it is negative. If it goes up by an amount that is more than 4 then that negative will go up to a positive temperature. In this case: At 9AM it was 8° <u><em>warmer</em></u>.

<u><em>Warmer</em></u><em> is a </em><u><em>keyword</em></u><u>.</u> If it is warmer by an amount, Negative temperatures <u><em>will go up to a positive</em></u> and positive temperature <u><em>will just go up</em></u>. If it gets cooler, negative temperatures <u><em>will go down further</em></u> and positive temperatures <u><em>will go down to a negative</em></u>.

So lets work out this problem with our newfound knowledge.

-4° F at 7AM

8°  warmer at 9AM

-4 + 8 = 4.

<em>The temperature was 4°  at 9AM.</em>

-Snooky

8 0
3 years ago
Help ill put the pics below
Aliun [14]

Answer:

A

Step-by-step explanation:

6 0
3 years ago
QUICK QUESTION! PLEASE ANSWER FAST!
nignag [31]

Answer:

I think √170

Step-by-step explanation:

The points are A: (-3,5) and (4,-6) so we plug this into the distance formula

√(x2-x1)^2+(y2-y1)^2

√(4-(-3))^2+(-6-5)^2

√(7)^2+(-11)^2=

√49+121= √170 or a really long decimal which starts out 13.038404810

If I got the points wrong I can redo the problem and get another answer but I did the problem on my own and used a calculator and got the same answer

8 0
3 years ago
What is i divided by i<br><img src="https://tex.z-dn.net/?f=i%20%5Cdiv%20i" id="TexFormula1" title="i \div i" alt="i \div i" ali
kiruha [24]

i \div i still follows the property of x \div x = 1 for any non-zero x.

Therefore, the answer is 1.

7 0
4 years ago
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