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Lelechka [254]
3 years ago
9

Ayudaaa necesito resolver 2 ejercicios A) √x+2=x B) 3+√2x-6=x

Mathematics
2 answers:
ANTONII [103]3 years ago
7 0
A is 4 but I’m not sure about b
mojhsa [17]3 years ago
5 0

Answer:

A) x=4

B)x=\sqrt{2}+3 or 7.24

Step-by-step explanation:

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What is the volume of The cone use 3.14 for pie and round to the nearest hundredth
iogann1982 [59]
V=1/3π r squared h
1/3 x 3.14 x 4 squared x 12in
200.96 inches.
Hope this helps pal.
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3 0
3 years ago
Raphael went to the store and bought 2 1/2 pounds of chicken for $9.00. What was the cost per pound of the chicken? Round your a
Anon25 [30]

Answer:

3 3/5

Step-by-step explanation:

Raphel bought 2 1/2 pounds of chicken for $9

Therefore the cost per round of the chicken can be calculated as follows

9÷5/2

= 9×2/5

= 18/5

= 3 3/5

5 0
3 years ago
What is the value of c so that -9 and 9 are both solutions of x^2+c=103?
Sladkaya [172]

Answer:

Explanation:

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7 0
3 years ago
If f(x) = 5x – 1, then f^-1(x)=
Umnica [9.8K]

Answer:

\boxed{\sf \ \ \ f^{-1}(x)=\dfrac{x+1}{5} \ \ \ }

Step-by-step explanation:

hello

f(x)=5x-1

what can we say about f^{-1}(x) ?

(fof^{-1})(x)=x=f(f^{-1}(x))=5f^{-1}(x)-1

so

5f^{-1}(x)-1=x\\ 5f^{-1}(x)-1+1=5f^{-1}(x)=x+1 \ \ \ add \ \ 1\\   f^{-1}(x)=\dfrac{x+1}{5} \ \ \ divide \ \ by  \ \ 5

hope this helps

6 0
3 years ago
Solve 2(x + 3) = -4(x + 1) for x.
vitfil [10]

Answer:

x = -10/6 or - 5/3 (in lowest terms)

Step-by-step explanation:

To solve 2(x + 3) = -4(x + 1) for x:

Distribute 2 into (x + 3), and -4 into (x + 1):

2(x + 3) = -4(x + 1)

2x + 6 = -4x - 4

Add 4x to both sides:

2x + 6 + 4x = -4x + 4x - 4

6x + 6 = -4

Subtract 6 from both sides:

6x + 6 - 6 = -4 - 6

6x = -10

Divide both sides by -6:

\frac{6}{6} = \frac{-10}{6}

x = -10/6 or - 5/3 (in lowest terms)

8 0
3 years ago
Read 2 more answers
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