What is -15 2/3 + (-5 2/3)
2 answers:
Convert 15 2/3 to an improper fraction;
- 15 × 3 + 2/3 - 5 2/3
Simplify 15 × 3 to 45
- 45 + 2/3 - 5 2/3
Simplify 45 + 2 to 47
- 47/3 - 5 2/3
Convert 5 2/3 to an improper fraction
- 47/3 - 5 × 3 + 2/3
Simplify 15 + 2 to 17
- 47/3 - 17/3
Join the denominators
-47 - 17/3
Simplify
- 64/3
Convert to a mixed fraction;
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For this case we have the following equation:
Where, we have the following variables:
x: time in seconds
y: speed in feet per seconds
For the initial velocity, we evaluate x = 0 in the given equation:
Therefore, the initial speed is 12 feet per second.
Answer:
The particle's initially velocity is 12.
The circumference of the circle is 75.36 cm.
- Step 1: Given data:
Diameter of the circle is 24 cm,
- Step 2: Formula used and calculation:
Circumference of the circle is .
So, Radius, r = 24/2 = 12 cm.
Now, Putting the value in the above formula, we get
2 × 3.14 ×12 = 3.14 × 24 = 75.36 cm.
Hence, the circumference of the circle is 75.36 cm.
Learn more about circumference of the circle, refer: