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Reil [10]
3 years ago
6

Find an equation for the nth term of the sequence. -1, -4, -16, -64, ...

Mathematics
1 answer:
Slav-nsk [51]3 years ago
3 0

Answer:

An =4^(n-1)

Step-by-step explanation:

hello :

the sequence is geometric because : (-64)/(-16) = (-16)/(-4)=-4/-1= 4=r

the nth term is :  An =A1 × r^(n-1)

a common ratio is : r  and A1 the first term

in this exercice :   r =4        A1 = 1

An =A1 × r^(n-1)

An =1 × 4^(n-1)=4^(n-1)

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Simplify -6+ 13 need help really badly
lana [24]

Answer:

7

Step-by-step explanation:

-6+13 is the same as 13-6

8 0
3 years ago
What is the solution to the system below?<br> −4x+5y=27 <br> x−6y=−2
Lubov Fominskaja [6]

Answer:

(-8,-1)

Step-by-step explanation:

5 0
3 years ago
Find the probability of this event. Enter the answer as a fraction in simplest form, as a decimal, and as a percent.
Blizzard [7]

Answer:

20%  probability of a red

Step-by-step explanation:

How many marbles are there total?

12 + 10 + 6 + 10 + 22  = 28 + 32 = 60 marbles

P(red marble) = 12 red/ 60 total marbles =  12/60 =  1/5 = 20%

6 0
3 years ago
PLEASE HELP!! will give brainliest
frutty [35]
A:
Table 1:
f(x) = 8x
X= cups so
ounces =
8* # of cups
Table 2:
f(x) =16x
X= pints so
ounces =
16*# of pints
Table 3:
f(x)= 32x
X= quarts so
ounces=
32*# of quarts
Note: another way instead of f(x)=kx is y=kx
B:
Depending on the slope we can easily find which is the steepest slope by easily comparing the slopes and seeing which is greater.
T1: 8
T2: 16
T3: 32
So, looking at our slopes, table 3 has the greatest slope because it has the greater slope out of the other two.
C:
The phrase, "rate of change" is another way to say the slope. To list again,
T1: 8
T2: 16
T3: 32
The table with the smallest slope would be table 1 since it is less than the other two tables.

I hope that helps, if you need any more assistance or you have any questions, please feel free to ask!!
6 0
3 years ago
Find the slope of the line that connects these points. reminder: the slope is rise over run... change in y over change in x. a.
spin [16.1K]

Answer:

a and b are both -6

Step-by-step explanation:

a. 0-6 over 5-4

-6/1=-6

b. -10-(-4) over -2-(-3)

-10+4 over -2+3

-6 over 1=-6

Hope this helps :)

8 0
3 years ago
Read 2 more answers
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