Given quadratic equation


Using the usual conventions,
a=1, b=6, c=6
Apply the quadratic formula,

substitute a,b & c with numerical values,

simplify:
Answer:
11.36
Step-by-step explanation:
Answer:900ft
Step-by-step explanation: v=l×w×h/3 =15×10×18/3=900
Lol i was working on this earlier. First get rid of the parenthesis by distributing the powers to the other powers.
27/4x(6)y(8)
the () are for powers
You want to do base × height to get your answer
3×2 = 6
So the area of the poster is 6 sq in.
If this helps pls mark brainliest pts