Answer:
C, D
Step-by-step explanation:
in the first coordinate plane, both numbers in a coordinate must be positive
Answer:
8
Step-by-step explanation:
Answer:
7/30
Step-by-step explanation:
Answer:
ab + ac + a
Step-by-step explanation:
a(b+c+1) Distribute a to b, c, and 1
ab + ac + a
Answer:
as posted: 0.18182
more likely: 2.00
Step-by-step explanation:
z = (x -μ)/σ
... = (90 -76)/77 = 14/77 = 2/11
z ≈ 0.18182
_____
We know that cutting and pasting often results in numbers being unintentionally repeated, so your 77 may be intended to be 7. In that case, the z-score is
... z = (90 -76)/7 = 14/7
z = 2
