(3/8)*n = -1/4 // + -1/4
(3/8)*n-(-1/4) = 0
(3/8)*n+1/4 = 0
3/8*n+1/4 = 0 // - 1/4
3/8*n = -1/4 // : 3/8
n = -1/4/3/8
n = -2/3
n = -2/3
Answer:
2091
Step-by-step explanation:
Answer:
0.6772
Step-by-step explanation:
Use a z-score table.
P(-0.85 < z < 1.15) = P(z < 1.15) − P(z < -0.85)
P(-0.85 < z < 1.15) = 0.8749 − 0.1977
P(-0.85 < z < 1.15) = 0.6772
Answer:
x=-5/2,4
Step-by-step explanation:
