500
Step-by-step explanation:
400 x 1.25 = 500 or just 400x0.25 +400
Answer:
Step-by-step explanation:
We are given an expression to solve for the displacement (x), so in order to find velocity (v), we need to differentiate the function.
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Solving :
⇒
⇒
⇒
⇒
Using this equation, we can find the velocity if a value of t is given.
The number 20 is not a prime number.