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Afina-wow [57]
3 years ago
5

HELP!!!!! Please!!!!!

Mathematics
1 answer:
Mekhanik [1.2K]3 years ago
5 0
What are you confused by?
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If g(x) = x+1/ x-2 and h (x) =4 - x , what is the value of ( g*h) (-3)?
Lapatulllka [165]

<u>Answer:</u>

g (h (x) ) = 5/8

<u>Step-by-step explanation:</u>

We are given the following two functions and we are to find the value of g ( h ( - 3 ) ):

g ( x ) = \frac { x + 1 } { x + 2 }

h ( x ) = 4 - x

Firstly, we need to find the function :

g ( h ( x ) ) = \frac { ( 4 - x + 1 ) } { ( 4 - x - 2 ) } = \frac { 5 - x } { 2 - x }

Now substituting the value x=-3 in it:

g ( h ( x ) ) = \frac { 5 - (-3) } { 2 - (-3) }

g (h (x) ) = 5/8

5 0
3 years ago
3.7 x 10 to the power of 2​
bekas [8.4K]

Answer:

1369

Step-by-step explanation:

3.7 x 10 = 37 x 37 = 1369

8 0
2 years ago
Evaluate 15/r - 1 when r = 5
S_A_V [24]
(15/r) - 1...when r = 5

(15/5) - 1 =
3 - 1 =
2 <==
7 0
3 years ago
Read 2 more answers
−x − y = 1
Gemiola [76]
<span>The system of linear equations

−x − y = 1
y = x + 3

can be solved in various ways.  This problem hints that you should graph both lines and find the coordinates of their point of intersection.

But we can also solve this system using substitution.  Note that y = x + 3.  We can subst. x + 3 for y in the 1st equation, as follows:

-x - (x+3) = 1.  This simplifies to -x -x - 3 = 1, or -2x = 4, or x = -2.

Since y = x + 3, subbing -2 for x produces y:  y = -2 + 3 = 1

Thus, the solution is (-2, 1). </span>
5 0
3 years ago
Read 2 more answers
If the cost of two tires is $130.56 ,how much will cost to buy ten tires?
Nuetrik [128]

Answer:

652.8

Step-by-step explanation:

2 = 1/5 of 10

so multiply 130.56 and 5 to get 652.8

3 0
2 years ago
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