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olchik [2.2K]
3 years ago
8

If a function f has an inverse and f(1) = -3, then f-1(-3) = 1. A) True B) False

Mathematics
1 answer:
bonufazy [111]3 years ago
4 0

Answer:

  A) True

Step-by-step explanation:

The ordered pair for the first expression is ...

  y = f(x)

  -3 = f(1)

  (x, y) = (1, -3)

The ordered pair for the second expression is ...

  y = f^-1(x)

  1 = f^-1(-3)

  (x, y) = (-3, 1)

The second ordered pair is the reverse of the first, so represents a point described by the inverse function. The statement is True.

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During the basket ball season, morgan made 3 times as many 2 point baskets as she made 3 point baskets and free throws combined.
pogonyaev

Answer: Morgan make (66) 2point baskets.

Explanation:

It is given that during the basketball season, morgan made 3 times as many 2 point baskets as she made 3 point baskets and free throws combined.

Let the number of 2point basket be x, the number of 3point basket be y and the number of free throws be z.

x=3(y+z)

If she made 14 free throws and eight 3point baskets, then the number of 2point did she make is,

x=3(14+8)

x=3(22)

x=66

Therefore, the number of 2point baskets make by morgan is 66.

8 0
3 years ago
Read 2 more answers
How can I find the value of X?​
BARSIC [14]

Answer:

D

Step-by-step explanation:

Remark

The first thing you must do is notice that <D = <BEA. Mark it that way on your diagram.

The Second thing you need to notice is that <BEA and <A are equal because <A and <D are marked as equal.

So both the large triangle and the small one are isosceles. because 2 of the 3 angles are equal.

Now are you ready for this? That means that BA = 10 because BA is opposite one of the 2 equal angles in the small triangle. So now you are ready to set up a proportion.

Proportion

AB / AC = AE/AD

Givens

AB = 10

AC = 18

AE = 8

AD = x + 8

Solution

Substitute the Givens into the Proportion.

10/18 = 8/(x + 8)                      Cross multiply

10(x + 8) = 8 * 18                     Simplify both sides

10x + 80 = 144                        Subtract 80 from both sides

10x + 80 - 80 = 144 - 80

10x = 64                                   Divide by 10

10x/10 = 64/10

Answer: x = 6.4

5 0
2 years ago
Emily claims that y = 2x^2 —3 is a linear function.
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The anser is that what i think
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2 years ago
what are the answers to this problem that makes cents from these this shouldn't really be easy for you guys
max2010maxim [7]
2,36,4,60 is what I got
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3 years ago
Help I’m taking a quiz
Nikitich [7]
The answer would be the first one :)
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