Answer: The answer is Thus, a force of 132 N is needed to accelerate a skier, having a mass of 66 kg, by 2 m/s^2.
Step-by-step explanation:
Answer:
To simply a equation you need to use Pemdas
the order of operations.
We need to simplify parethesis first...
if you cant simplify in it like (x+3)
you need to use the distributive property
-2 *x
-2*3
A good rule is to change 10 to 15 percent of the water each week. If your tank is heavily stocked, bump that up to 20 percent each week. A lightly stocked aquarium can maybe get by for two to four weeks, but this should be the maximum length of time between water changes.
Step-by-step explanation:
pressure = F/A
= 750/ (1.7×9)
= 49 N/m²
Answer:
<em>F. 1440</em>
Step-by-step explanation:
180(n - 2) = 180(10 - 2) = 180(8) = 1440
