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poizon [28]
2 years ago
7

Help Please!!! Find the volume of the sphere

Mathematics
2 answers:
yuradex [85]2 years ago
5 0

Answer:

523.6

Step-by-step explanation:

Not sure how to explain •-•

Hope it helps c:

USPshnik [31]2 years ago
3 0

Answer: use formula pi r^3

3.14 × 5 x 5 x 5 x 4 ÷ 3

Step-by-step explanation:

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Jeff hikes 1/2 mile every 15 minutes, or 1/4 hour. Lisa hikes 1/3 mile every 10 minutes, or 1/6 hour. How far do they each hike
inessss [21]

Answer:

they each hike 2 miles

Step-by-step explanation:

Jeff: 15=1/2

        *4    *4

      60 min=2 miles

Lisa:  10=1/3

          *6   *6

        60 = 2

6 0
3 years ago
X^4 − 3x^2 − 90 x= -3
Ahat [919]

Answer:

-36

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right<u> </u>

Step-by-step explanation:

<u>Step 1: Define</u>

x⁴ - 3x² - 90

x = -3

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em>:                                                                                                  (-3)⁴ - 3(-3)² - 90
  2. Exponents:                                                                                                        81 - 3(9) - 90
  3. Multiply:                                                                                                             81 - 27 - 90
  4. Subtract:                                                                                                            54 - 90
  5. Subtract:                                                                                                            -36
8 0
2 years ago
25 points and brainliest <br><br><br> How many hours,minute,seconds in 7 days
geniusboy [140]

Answer:

168 hours or 10080 minutes or 604800 seconds

Step-by-step explanation:

7days * 24 hours = 168 hours

168 hours * 60 minutes = 10080 minutes

10080 minutes * 60 seconds = 604800 seconds

7 0
3 years ago
Fifteen pencils are sold for $750. what is the cost for 1 pencil ?
Tema [17]

Answer:

b) 50

Step-by-step explanation:

750/15 = 50

3 0
3 years ago
Some mosquito trying to go in my ear​
kobusy [5.1K]
???????????????????????
7 0
3 years ago
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