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Virty [35]
3 years ago
15

Factorise fully 12x^3-4x^2

Mathematics
1 answer:
Nonamiya [84]3 years ago
6 0

Answer:

4x² (3x - 1)

Step-by-step explanation:

12x³ - 4x²

4x² (3x - 1)

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The sum of 4 times a number and 2 equals 8
NikAS [45]

Answer:

1.5   or   3/2

Step-by-step explanation:

4x+2=8

4x=6

x=6/4

x=3/2

5 0
3 years ago
21. Given the pattern below, which recursive formula represents the number of triangles in this sequence?
Tamiku [17]

Answer:

its 4

Step-by-step explanation:

a 1 = 3 , a n = a n - 1 + 2

because if you aply this to the shapes that you see at problem 21 you will see that it meaches them

6 0
2 years ago
9 unit percent change is 23, what is the 19th unit percent cahnge?
vichka [17]

Answer:

42.40705%

Step-by-step explanation:

(1 - (23/100)^(19/9) = 1 + r/100

0.57593 = 1 + r/100

r = 42.40705%

6 0
2 years ago
R-32=2 please Help me on this
erik [133]

Answer:

r = 34

Step-by-step explanation:

add 32 to both sides,

5 0
3 years ago
Luke scored 21 goals in 7 games. if he scores goals at the same rate how many goals will he score in 23 games
Gre4nikov [31]
<span>Luke scored 21 goals in 7 games. if he scores goals at the same rate how many goals will he score in 23 games 
</span>the answer is 69 
you divide 21 by 7 which is 3 and you multiply 3 by 23 and you get 69
3 0
3 years ago
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