Answer:
5-√9/4 4-3√-16 3+2√-9➗7
Step-by-step explanation:
Answer:
31
Step-by-step explanation:
ab + bc + ac for a = 2, b = 5, and c = 3
(2×5)+(5×3)+(2×3)
10+15+6
31
Answer:
x = -5 ±4sqrt(3)
Step-by-step explanation:
(x + 5)^2 = 48
Take the square root of each side
sqrt((x + 5)^2) = ±sqrt(48)
x+5 = ±sqrt(16*3)
x+5 = ±4sqrt(3)
Subtract 5 from each side
x = -5 ±4sqrt(3)
Answer:
It means or stands for the probably that either A or B occurs or both.
Step-by-step explanation:
It really isn't steps to it you just have to learn it.