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Alexus [3.1K]
2 years ago
10

Please help! 3x^2 + 1/2 x 7y (When y = 3)

Mathematics
2 answers:
Sholpan [36]2 years ago
7 0
Factoring the equation:

3x^2 + 1/2 x 7(3)

3x^2 + 1/2 x 21

3 (x^2 + 1/2 x 21)

3 (x^2 + 7/2)

3 x 1/2 (2x^2 +7)

3/2 (2x^2 + 7)
mafiozo [28]2 years ago
4 0

Answer:

3x^2+21/2

Step-by-step explanation:

3x^2+1/2*7(3)

(a)=a so (3)=3

3x^2+1/2*7*3

1/2*7*3=21/2

3x^2+21/2

Hope this helps! Pls give brainliest!

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2(19.6x+29.4x+576.24)
Llana [10]
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After you find all of those answers, add them up and you'll get your answer. : )


4 0
3 years ago
I need help, please!!
lord [1]
T(d)= 2(d-1) + 30

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5 0
3 years ago
The perimeter of a rectangular ink pad is 36 centimeters. The ink pad is 12 centimeters wide. How tall is it?
Nikitich [7]

Answer:

6 cm

Step-by-step explanation:

36-24=12 and 12/2 is 6

Hope this helps!!!!!!!!!!!!!!

3 0
2 years ago
HELP!!!Identify the following parts of the graph
yarga [219]

Answer:

X ints = (-1,0) , (3,0)

Y int = (0, -3)

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Min point = (1,-4)

Step-by-step explanation:

8 0
2 years ago
Polly surveyed 850 teenagers to find out their favorite type of music. She found that 32% of the teenagers surveyed like hard ro
frosja888 [35]

Answer:

In explanation

Step-by-step explanation:

272 for part A because say you took a test out of 850 and you got a total of 272 of them right then you would of gotten a 32%

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I don't know the last one because if you had anything there only could get a 100%(im sorry for this one it's a little confusing.

Hope this helps have a great afternoon:)

7 0
2 years ago
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