Answer:
Option A.
Step-by-step explanation:
we have

Simplify the right side of the equation
we know that

so
The expression is

therefore
x plus b over 2 times a equals plus or minus the square root of b squared minus 4 times a times c, all over 2 times a
The question is written unclear.
my guess would be 24:7 (24/7)
Answer:
i don't know this i think its 3.4 or 1.9
Associativity means
(A+B)+C=A+(B+C)=A+B+C
Substitute A=9, B=8, C=32 to apply to this problem.
Answer:
Your answer is 16.05
Step-by-step explanation:
15.75 + 0.3 = 16.05
16.05 - 0.3 = 15.75