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Inessa05 [86]
4 years ago
12

PLEASE HELP 22 POINTS!

Mathematics
2 answers:
Setler79 [48]4 years ago
5 0

Answer:

The answer is B -4

Step-by-step explanation:

An inverse function is a function that will “undo” anything that the original function does. For example, if a function takes a to b, then the inverse must take b to a.

Illusion [34]4 years ago
5 0

Answer:

-4

Step-by-step explanation:

The inverse of a function and the function counteract each other.  The are opposites.  It is like adding and subtracting the same thing.  You end up where you started

Since f(x) and g(x) are inverses

f(g(x) = x

g(f(-4)) = -4

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Please help me 20 points (just the ones with circles)
Elena-2011 [213]

Answer:

1. 5 is a solution to the inequality

2. 8 is a solution to the inequality

3. q=20 is a possible solution to the inequality

4. t=28 is not a possible solution to the inequality

Step-by-step explanation:

1.

1+f<7

subtract 1 from both sides of the inequality;

f<7-1

f<6

The value of f should therefore be strictly less than 6. From the alternatives given only the number 5 meets this condition and is thus a solution to the inequality.

2.

g-3>4

add 3 to both sides of the inequality;

g>4+3

g>7

The value of g should therefore be strictly greater than 7. From the alternatives given only the number 8 meets this condition and is thus a solution to the inequality.

3.

q-2>16

add 2 to both sides of the inequality;

q>16+2

q>18

The value of q should therefore be strictly greater than 18. Consequently, q=20 is a solution to the inequality since;

20>18

4.

t-7<10

add 7 to both sides of the inequality;

t<10+7

t<17

The value of t should therefore be strictly less than 17. Consequently, t=28 is not a solution to the inequality since;

28 is not less than 17.

3 0
4 years ago
−5x+2y=9<br> y=7x<br> ​<br><br> solve the system of equation
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Answer:

Step-by-step explanation:

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3 years ago
Solve for x. <br> 18 ÷ x = -2<br> x = <br> find the value of x
Serhud [2]
The value of x is x= -20
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4 years ago
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