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Nataly [62]
3 years ago
15

Which of the following is equal to the rational expression when x ≠ -1 or -7

Mathematics
1 answer:
sdas [7]3 years ago
7 0

Answer:

A.

Step-by-step explanation:

When you simplify the equation down by getting rid of (x + 1) (and that creates a hole in the graph), you should end up with A as your answer.

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Hi guys, please help me in math this is simple MATH:45+6-6​
Nimfa-mama [501]

Answer:

45

Step-by-step explanation:

45+6=51

51-6=45

Another method:

6-6=0

45+0=45

6 0
2 years ago
Read 2 more answers
Given triangle IMJ with altitude JL, JL = 32, and IL =24, find IJ, JM, LM, and IM.
svetlana [45]
Okay, so I really hope that you can read all my work. I just spent the last 45 mins doing this problem as neatly as possible with as much detail as possible. So, I really hope my work doesn't confuse you. 

My Final Answers were:
JI= 40 units (found using the Pythagorean theorem)
IM= 66.66 units = 66 and 2/3rds (found by dividing the length of JL by the cosine of ∠JIM )
LM=42.66 units = 42 and 2/3rds (found by IM= 24+LM; solve for LM since we know IM=66.66)
JM= 53.33 units= 53 and (1/3rd) (found by using the Pythagorean theorem; this time using JI as "a" and IM as c)

Hope this helped and all made sense!

(Pythagorean theorem is a²+b²=c²)


4 0
3 years ago
Read 2 more answers
Two consecutive integers have a sum of 73. Find the integers.
patriot [66]

<u>Here's how to do it using algebra:</u>

Let the smaller integer be 'x' .  Then the larger integer is (x+1).

Their sum is (x) + (x+1).

That's (2x + 1) .

The problem says their sum is 73, so we can write . . . 2x + 1 = 73 .

Subtract 1 from each side . . . 2x = 72

Divide each side by 2 . . . x = 36

The smaller integer is 36 .

The larger integer is (x+1) .  That would be 37.

The two consecutive integers are  <em>36 </em> and  <em>37</em> .

_______________________________________

<u>Here's how to do it using your brain:</u>

-- If they were both the same number, then their sum would be double it, and each integer would be half of  73 .

-- That's 36.5 .

-- But  36.5  is not even an integer, so neither integer can be 36.5.  Is there something we can do to a pair of 36.5s to make them whole numbers (integers), make them different, and make them consecutive, but not let their sum change ?

-- Well, if we slice off a piece from one of them and glue it onto the other one, then we'll wind up with two numbers that are different, and their sum won't change.

-- What happens if we take the  .5  off of one of them and glue it onto the other one ?   Then one of the 36.5s shrinks to become  <u>36</u>, and the other one grows to become  <u>37</u> .

-- Well whaddaya know !  Now we have two numbers that are consecutive integers, and they add up to  73 .  Great move !

4 0
3 years ago
Read 2 more answers
Simplify with positive exponents... Show your work.. <br><br> -6a^-3 b^9 c / 18a^2 b^-2 C^4
olya-2409 [2.1K]
<span>-6a^-3 b^9 c 
-------------------
18a^2 b^-2 C^4

=  a^-1 b^7
----------------
  -3 c^3

= b^7
-------------
 -3 a^1 c^3</span>
5 0
3 years ago
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If y=x^2+2x+3 find the falue of Y when x=3
yarga [219]
Y=18 is the correct answer
5 0
3 years ago
Read 2 more answers
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