I think the answer is 2. Look at the photos to make sure I put the numbers in right :)
Answer:
Q7 if you multiplying matrix K1 and K2.The number of items on the row of K1 must be equal to the number of items on the columns of matrix K2 if not it's not applicable.
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given that,
Speed of a toy car, v = 7.2 m/s
Radius of the circular track, v = 1.5 m
We need to find the acceleration of the car. When an object moves in a circular path, it will have centripetal acceleration. It can be given as follows :

So, the centripetal acceleration of the toy car is
. Hence, the correct option is (c).
Answer:
1
Step-by-step explanation:
10-9=1
1.6395 is what I got hope this helps