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Sphinxa [80]
2 years ago
11

Help Pleaseeeeee im begging​

Mathematics
2 answers:
Naddika [18.5K]2 years ago
6 0

Answer:

f^{-1}(7)=2

Step-by-step explanation:

f^{-1}(7) means substitute x = 7 into the inverse function f^{-1}

\implies f^{-1}(7)=\frac{7-1}{3} =2

Andrew [12]2 years ago
5 0

Answer:

The answer should be C

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NEED HELP PLZ
Angelina_Jolie [31]

Answer:

0.14

Step-by-step explanation:

From the question given above, the following data were obtained:

Grade A = 5

Grade B = 10

Grade C = 15

Grade D = 3

Grade F = 2

Sample space (S) = 35

Probability of getting grade A, P(A) =?

The probability that a student obtained a grade of A can be obtained as follow:

Probability of getting grade A, P(A) =

Event of A (nA) / Sample space, (nS)

P(A) = nA/nS

P(A) = 5/35

P(A) = 0.14

Thus, probability that a student obtained a grade of A is 0.14

6 0
3 years ago
17.3152 to the nearest hundredth=
mamaluj [8]

Answer:

17.32

Step-by-step explanation:

since there is a 5 in the thousandths, we round the 1 in the hundredths up and get 17.32

3 0
2 years ago
When a rectangular pyramid is cut at an angle the cross section is a triangle. True or false
Fittoniya [83]

Answer:

True

Step-by-step explanation:

Think about it. you are cutting a rectangle in half. and when you put it in dimensions its still the same thing!

8 0
3 years ago
Jill And Jamahl are comparing their favorite number.Jill number has a prime factorization of 6 number. Jamahl has a prime factor
tatiyna
To prove that jill is wrong we just need an example of this;


2*3*5*7*11*13 = 30030 (this is the smallest number with 6 different prime numbers)

5953*5981*5987 = 2.13x10^11 (which is obviously a much bigger number)

this is enough to prove that jill is wrong
6 0
3 years ago
Find the standard deviation of
Kruka [31]

Answer:

11.5

The sample standard deviation measures the spread of a data distribution of the sample. It is usually used to estimate the population standard deviation

7 0
3 years ago
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