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Evgesh-ka [11]
3 years ago
15

Subtract these polynomials (3x^2x+4)-(x^2+2x+1)

Mathematics
2 answers:
harina [27]3 years ago
6 0
2x^2+3. the 2x cancel out and the rest is combining like terms
Aleks04 [339]3 years ago
3 0

Answer:

(with a + between 2 and x in the first polynomial) 2x^2-x+3

Step-by-step explanation:

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Which choice represents the fraction below as a single exponential expression?
lyudmila [28]

the correct answer would be A. 8^-12

8^2 /8^16 =  1/8^14 = 2.27373*10^-13

8^-12 = 1.45519*10^-11

 which are equal so answer is A

4 0
3 years ago
How does the volume of the cylinder compare to the volume of the cone
aniked [119]
A cylinder with the same radius and height as a cone will have 3 times the volume of the cone.

Vcone = (1/3)*π*r^2*h
Vcylinder = π*r^2*h
5 0
2 years ago
Please help me thank you.
Alexxandr [17]

Answer:

B

Step-by-step explanation:

3      -4    |   2

0      -1     |   7

3/2    -2    |   1

R1/3 ----> R1  (divide Row 1 by 3)

1       -4/3    |  2/3

0        -1      |   7

3/2      -2     |   1

R3 - 3/2  R1 -------> R3 (multiply Row 1 by 3/2 and subtract it from Row 3)

1      -4/3    |   2/3

0       -1      |    7

0       0      |    0

R2 / -1 -------> R2 (Divide Row 2 by -1)

1      -4/3   |  2/3

0        1     |   -7

0        0    |   0

R1 + 4/3 R2 --------> R1 (Multiply Row 2 by 4/3 and add it to Row 1)

1     0     |   -26/3

0    1      |      -7

0    0     |      0

5 0
3 years ago
Who got insta gramm because I need help with my assignments I’ll pay u
Ymorist [56]

Answer:

oki then

Step-by-step explanation:

7 0
2 years ago
A party rental company has chairs and tables for rent. The total cost to rent 5 chairs and
Alona [7]

Answer:

1 Chair= $1.25     1 table= $8.25

Step-by-step explanation:

5c+3t=31

2c+6t= 52

-2(5c+3t=31)

-10c-6t=-62

+

2c+6t=52

= -8c=-10

/-8      /-8

c= 1.25 or 1 1/4

2c+6t=52

2(1.25)+6t=52

2.5+6t=52

-2.5        -2.5

6t= 49.5

/6      /6

t= 8 1/4

5 0
2 years ago
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