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Luba_88 [7]
3 years ago
6

Pls help me with one and two pls

Mathematics
1 answer:
jeyben [28]3 years ago
7 0

Answer:

3ac-a+2b

a=2,b=1,c=4

Step-by-step explanation:

3*2*4-2+2*1

24-2+2=24

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Obtain the derivative of y=2x^2​
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Answer: 4x

Step-by-step explanation:

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(1/?) Please tell me if these are corect or wrong, If it's wrong, tell me what number I should change
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Yes they are correct

Step-by-step explanation:

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Which of these is the algebraic expression for "4 times the sum of 2 and y?"
Volgvan

Answer:

4(2 + y)

Step-by-step explanation:

"4 times the sum of 2 and y".

<h3>Hope it is helpful...</h3>
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Please help question in picture please
VikaD [51]

Answer:

<em>-1,3,5,9,13</em>

Step-by-step explanation:

2(-3)+5=-6+5=-1

2(-1)+5=-2+5=3

2(0)+5=0+5=5

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7 0
3 years ago
FInd the area of the circle
olchik [2.2K]

Answer:

A = 12.56 m²

General Formulas and Concepts:

<u>Pre-Alg</u>

  • Order of Operations: BPEMDAS

<u>Geometry</u>

  • Area of a Circle: A = πr²
  • d = 2r

Step-by-step explanation:

<u>Step 1: Define</u>

d = 4 m

<u>Step 2: Find </u><em><u>r</u></em>

  1. Substitute:               4 = 2r
  2. Isolate <em>r</em>:                   2 = r
  3. Rewrite:                    r = 2 m

<u>Step 3: Find Area</u>

  1. Substitute:               A = π(2)²
  2. Substitute:               A = (3.14)(2)²
  3. Evaluate:                  A = (3.14)(4)
  4. Multiply:                   A = 12.56 m²
8 0
2 years ago
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