Answer:
21.42857143 = n
Step-by-step explanation:
Is means equals and of means multiply
12 = 56% *n
Change the percent to a decimal
12 = .56*n
Divide by .56
12/.56 = .56n/.56
21.42857143 = n
Answer:
Step-by-step explanation:
hello :
An = 10 -10/2^n
the first 4 terms are :
A1 = 10 -10/2^1 = 10-5
A1 = 5
A2 = 10 -10/2^2 = 10-10/4 = 10-5/2 = (20-5)/2
A2 = 15/2
A3 = 10 -10/2^3 = 10-10/8 =10- 5/4 = (40-5)/4
A3 = 35/4
A4 = 10 -10/2^4 = 10-10/16 = 10-5/8 = (80-5)/8
A4 = 75/8
Answer: 
Step-by-step explanation:
Given the following Quadratic equation:
The steps to solve it are:
1. Substitute 
into the equation:
2. Use the Quadratic formula 
.
In this case:
Substituting values into the Quadratic equation, you get (Round the values to the nearest hundreth):
3. The positive value is the time that the rocket will hit the ground.
Therefore, the rocket will hit the ground after .
301/750=
.401333333333
The tenth place is where the 4 is.
It will be .4 meters long.
I hope this helps!
~kaikers
Answer:
7.5kilometer
Step-by-step explanation:
for 30mins semin runs 5kilometer
then for 1min: (1min×5kilometer)÷30mins,
therefore, for 45mins: (45mins×5kilometer)÷30mins=7.5kilometer
