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Blababa [14]
3 years ago
12

Solve each please and tell me which have an equivalent expression

Mathematics
1 answer:
Lyrx [107]3 years ago
3 0

Answer:

1. 1 7/8

Step-by-step explanation:

1.

4/5x + 4 = 2 2/5x + 1

4/5x = 2 2/5x -3

-1 3/5x = -3

15/8

im too lazy to finish the rest

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Interpreting composite functions in the real world The volume of air in a balloon is represented by the function v(r)=4/3 ³, whe
adoni [48]

There are two <em>true</em> statements:

  1. When the function is composed with r, the <em>composite</em> function is V(t) = (1/48) · π · t⁶.
  2. V(r(6)) shows that the volume is 972π cubic inches after 6 seconds.

<h3>How to use composition between two function</h3>

Let be <em>f</em> and <em>g</em> two functions, there is a composition of <em>f</em> with respect to <em>g</em> when the domain of <em>f</em> is equal to the range of <em>g</em>. In this question, the <em>domain</em> variable of the function V(r) is replaced by substitution.

If we know that V(r) = (4/3) · π · r³ and r(t) = (1/4) · t², then the composite function is:

V(t) = (4/3) · π · [(1/4) · t²]³

V(t) = (4/3) · π · (1/64) · t⁶

V(t) = (1/48) · π · t⁶

There are two <em>true</em> statements:

  1. When the function is composed with r, the <em>composite</em> function is V(t) = (1/48) · π · t⁶.
  2. V(r(6)) shows that the volume is 972π cubic inches after 6 seconds.

To learn on composition between functions: brainly.com/question/12007574

#SPJ1

7 0
2 years ago
What is the factorization of 4x^2-8x+3
daser333 [38]
The answer is (2x-1)(2x-3)
3 0
3 years ago
HELP ASAP I WILL GIVE YOU THE POINTS !!! <br><br> What is the value of x?
Crazy boy [7]

Answer:

80

Step-by-step explanation:

70 + 30 = 100

180 - 100 = 80

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3 years ago
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3 years ago
A box contains four equal-sized cards labeled 1 , 3, 5, and 7. Tim will select one card from the box. What is the probability th
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Answer: 1/4

Step-by-step explanation:

Since the box box contains four equal-sized cards labeled 1 , 3, 5, and 7. The probability of selecting any number out of the four numbers will be 1/4 if they are selected once.

If Tim selects one card from the box, the probability that Tim will select a card labeled 3 will be: = 1/4

This is because 3 only occurs once and there are 4 numbers in total.

7 0
3 years ago
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