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Norma-Jean [14]
2 years ago
14

I shall give the right answer brainliest

Mathematics
2 answers:
Rina8888 [55]2 years ago
6 0

Answer:

A. -\frac{1}{9}

Step-by-step explanation:

-(3^-^5)(3^3) = -\frac{1}{9}

please let me know if I am wrong.

hope this helped.

zheka24 [161]2 years ago
3 0

Answer:

A

Step-by-step explanation:

-\left(3^{-5}\right)\left(3^3\right)

\mathrm{Apply\:exponent\:rule}:\quad \:a^b\cdot \:a^c=a^{b+c}

3^{-5}\cdot \:3^3=3^{-5+3}

= -3^{-5}\cdot \:3^3

\mathrm{Add/Subtract\:the\:numbers:}\:-5+3=-2

=-3^{-2}

= \mathrm{Apply\:exponent\:rule}:\quad \:a^{-b}=\frac{1}{a^b}

3^{-2}=\frac{1}{3^2}

= =-\frac{1}{3^2}

3^2=9

= =-\frac{1}{9}

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How do you get 3630 from 726x5 like can you explain it
Stella [2.4K]

Answer:

3630

Step-by-step explanation:

726*5

= (700+20+6) * 5

= (700*5) + (20*5) + (6*5)

= 3500 + 100 + 30

= 3600 + 30

= 3630

4 0
3 years ago
The population of a city has decreased by 27% since it was last measured. If the current population is 7300, what was the previo
Tema [17]

Answer:

the answer is 9271

Step-by-step explanation:

if 7300 is 73%, then you need to add 27% to get 100% which is 9271

7 0
2 years ago
Given the function f(x) = 4(2)x, Section A is from x = 1 to x = 2 and Section B is from x = 3 to x = 4.
Dmitry [639]

Answer:

Step-by-step explanation:

I'm sure you want your functions to appear as perfectly formed as possible so that others can help you.  f(x) = 4(2)x should be written with the " ^ " sign to denote exponentation:  f(x) = 4(2)^x

                                                                                      f(b) - f(a)

The formula for "average rate of change" is a.r.c. = --------------

                                                                                           b - a

                                    change in function value

This is equivalent to  ---------------------------------------

                                            change in x value

For Section A:  x changes from 1 to 2 and the function changes from 4(2)^1 to  4(2)^2:  8 to 16.  Thus, "change in function value" is 8 for a 1-unit change in x from 1 to 2.  Thus, in this Section, the a.r.c. is:

                 8

               ------ = 8 units    (Section A)

                  1

Section B:  x changes from 3 to 4, a net change of 1 unit:  f(x) changes from

4(2)^3 to 4(2)^4, or 32 to 256, a net change of 224 units.  Thus, the a.r.c. is

        224 units

      ----------------- = 224 units (Section B)

            1 unit

The a.r.c for Section B is 28 times greater than the a.r.c. for Section A.

This change in outcome is so great because the function f(x) is an exponential function; as x increases in unit steps, the function increases much faster (we say "exponentially").

7 0
3 years ago
What is 13/78 redused to its lowest form
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6 0
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6 3/4 I think is a possible answer
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