7 + 1.25t = 43.25 <== ur equation
1.25t = 43.25 - 7
1.25t = 36.25
t = 36.25 / 1.25
t = 29 <== he was jumping for 29 minutes
Answer:
The required position of the particle at time t is:
Step-by-step explanation:
Consider the provided matrix.
The general solution of the equation
Substitute the respective values we get:
Substitute initial condition
Reduce matrix to reduced row echelon form.
Therefore,
Thus, the general solution of the equation
The required position of the particle at time t is:
Answer:
4% of all adults go to a health club at least twice a week
Step-by-step explanation:
the proportion of adults who belong to health clubs is 10% that is 0.10
the proportion of these adults (health club members) who go to the club at least twice a week is 40%, which is 0.40.
Thus, the proportion of all adults who go to a health club at least twice a week is
0.10 × 0.40 = 0.04, that is 4%
Answer:
A,d,e not sur tho
Step-by-step explanation:
Answer:
3 3/7
Step-by-step explanation:
2 = 14/7
14/7 + 10/7 = 24/7
24/7 simplified is 3 3/7