The firs one and I’m sure
Answer:
x equal four-teen... I'm pretty sure brainliest plsss
Answer:
B) 3(2x+3)^2
Step-by-step explanation:
12x^2+36x+27
factor out the 3 first,
3(4x^2+12x+9)
factor out the trinomial 4x^2+12x+9,
3(2x+3)(2x+3)
3(2x+3)^2
Answer:
The length of the pool is 12.5 m.
Step-by-step explanation:
Length of the Olympic size swimming pool, 
Width of the Olympic size swimming pool, 
Width of the similar pool,
.
Let the length of the similar pool be
m.
Now, if the two pools are similar, then their corresponding sides are proportional. This gives,

Therefore, the length of the similar pool is 12.5 m.
9514 1404 393
Answer:
1/2 year
Step-by-step explanation:
Put the numbers into the interest formula and solve for t.
I = Prt
8100 = 180000(0.09)t
t = 8100/16200 = 1/2
It will take 1/2 year to earn N8100 in interest at 9%.