Answer:
B
7! = 7 X 6 X 5 X 4 x 3 x 2 x 1
Step-by-step explanation:
n! is the product of all natural numbers until n
7! = 1 × 2 × 3 × 4 × 5 × 6 × 7
Answer:
Step-by-step explanation:
Given the system of linear equations
solving by the elimination method
so
now solving for y
Step-by-step explanation:
1.Assuming the same sample size and considering the same value for the errors ( not taking into consideration the type of music, the volume of the sound and cow familiar the runner is with that type of stimuli, age group, time of the day/ number of days, running conditions like wether and equipment, distance) one can state:
A. Music has no influence over the running speed ( when jogging) in Washington DC
B.When listening to music, people ( in Washington DC) run faster while jogging
The mean running speed is a simple, ponderate or other type of mean ( that takes into consideration the variations of speed at the beginning and by the end of the race?
Answer:
90
Step-by-step explanation:
Use the correct order of operations.
9 × (7 - 4)^2 + 9 =
= 9 × 3^2 + 9
= 9 × 9 + 9
= 81 + 9
= 90