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V125BC [204]
3 years ago
5

Please someone help I need help

Mathematics
1 answer:
azamat3 years ago
7 0

Answer:

a b d are correct

Step-by-step explanation:

see the steps in the pic

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Does anyone know this and if it is extraneous or not?
Anna11 [10]
Addd 4 to both sides
\sqrt{x+9}=5
sqare both sides
x+9=25
minus 9 both sides
x=16

plug it in for x and see
\sqrt{16+9}-4=1
\sqrt{25}-4=1
5-4=1
1=1
true

not extraneous
an extraneous root would be x=-34
5 0
3 years ago
Simplify the expression:<br><br> 4(9p + 1)
Tju [1.3M]

Answer:

36p+4

Step-by-step explanation:

4 0
2 years ago
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Help anyone?? Not that hardd<br> no links ! :(
Ivanshal [37]

Answer:

1.2

Step-by-step explanation:

First, you cancel out \frac{6}{20} to become \frac{3}{10}

Then that becomes -\frac{3}{10}+1.5

Now, you convert the element to a decimal form to be -0.3+1.5

Finally, you subtract them (because a negative plus a positive is subtraction) to get the final answer of 1.2

Hope this helps!

6 0
2 years ago
Which ones are greater than the other
irakobra [83]

1. 0.91<0.93; 0.91 is farther away from the whole number 1 so it is less than 0.93.

2. 0.5=0.50; 0.5 and 0.50 are the same, since the decimal can be written with or without the zero.

3. 1.08<1.6; 1.08 is farther away from the whole number 2, so it is less than 1.6.

6 0
3 years ago
Help me guyssss pleaseee
matrenka [14]

Answer:

a

Step-by-step explanation:

trust me i used to this all the time

3 0
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