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bearhunter [10]
4 years ago
9

What is the 12th term of the sequence? 3, −9, 27, −81, 243, ...

Mathematics
1 answer:
goblinko [34]4 years ago
8 0
The answer would be B. -531,441.

There are 2 ways you can find this.

A. You can find this by starting with 3, and multiply -3 then multiply -3 to each product after that 11 times. Or...

B. Simply find 3 to the 12th power. Then add a negative since each even term (term 2, 4, 6, etc) are negative.

I hope this helps!
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40 POINTS
mixer [17]

Answer:

2

Step-by-step explanation:

Linear equation form:  y = mx + b

(where m is the slope and b is the y-intercept)

The rate of change for a line is the slope.

Function 1:  y = 6

⇒ the slope is zero so the rate of change is zero

Function 2:  y = 2x + 7

⇒ the slope is 2 so the rate of change is 2

Therefore, 2 - 0 = 2

So the rate of change of function 2 is 2 more than the rate of change of function 1

6 0
3 years ago
The perimeter of a rectangle is P= 2L plus +2W, where L is the length of the rectangle in W is the width period find the perimet
timofeeve [1]

Answer:

length = 5 + width \\ length = 5 + 7 = 12

width = 7 \\ perimeter = 2l + 2w \\  = 2(12) + 2(7) \\  = 24 + 14 = \\  = 38feet

5 0
2 years ago
Read 2 more answers
Please help with geometry will mark branliest!
scoray [572]

x = 2

given 2 secants from an external point then

Then the product of the external part and the entire secant equals the product of the external part and the entire secant of the other secant.

3 ( 3 + 5 ) = 4 (4 + x )

3 × 8 = 4 ( 4 + x ) ⇒ 24 = 4 ( 4 + x )

divide both sides by 4

6 = 4 + x ⇒ x = 6 - 4 = 2


4 0
3 years ago
Plz help me The perimeter of a rectangle is 90ft. the ratio of its length to its width is 8:7. What are the dimensions of the re
Irina-Kira [14]
8:7...added = 15

(8/15(90) / 2= 48/2 = 24
(7/15(90) / 2 = 42/2 = 21

dimensions are : 24 ft by 21 ft
8 0
4 years ago
Parallel Lines
Liono4ka [1.6K]
Here is the answer, the slope for both lines are the same B(or C) is just different.

7 0
4 years ago
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