Answer:
Step-by-step explanation:
Answer:
Okay, I am going to solve the problem assuming that we are finding u.
Step-by-step explanation:
v² = u² + 2as
We minus 2as on each side to keep u² by itself.
u² = v² - 2as
u = sqrt( v² - 2as )
Answer: The answer is C or the third answer choice because the absolute value of nine is equivalent to the absolute value of nine. The meaning of absolute value is the number of places away from zero on the number line, and both 9 and -9 are equal distance from zero.
Step-by-step explanation:
Answer:
The percent error in the speeds are 7.1428 %.
Step-by-step explanation:
The percent error of any value is found by,
<em>Here, the reading value is 60 mph and the correct value is 56 mph.</em>
Hence inserting this value in above equation, we get
<em>Hence, the percent error in the speeds are, 7.1428 %.</em>