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Answer:

Explanation:
As we know that the equation of SHM is given as

here we know that

here we have

now we have


now we have

now at t = 2.3 s we have


Answer:
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Answer:
last answer
Explanation:
gripping it with the blade facing downward is the most efficient and safe way to use an exacto knife
Answer:
1, 4, 5, see the explanation below
Explanation:
We must remember that scalar magnitudes are distinguished by having only a physical quantity, that is, they have no sense or direction as an example of scalar quantities, we find mass, temperature, energy, specific heat, power among others.
1 . 150 [grams] , because is a mass = scalar
4. 5 kilometer [race], is an amount = scalar
5. 34 steps, is an amount = scalar
Number 2, and 3 are vectors because they have amount and direction.