Hello :
<span>f(x)=x²−18x+157
= x²-2(9)(x) +9²-9²+157
= (x-9)² </span>-9²+157
f(x) = (x-9)²+76....(<span>the vertex form of f(x) )
</span><span>Minimum value of f(x): y = 76</span>
Answer:
0.75x<9
Step-by-step explanation:
0.75x<9
0.75/0.75x < 9/0.75
x<12
Answer:
45 students speak Spanish at Francis Lewis High School
Step-by-step explanation:
Option1:

18000 = 400x
x = 45 students speak Spanish at Francis Lewis High School
Option2:
72 ÷ 400 = 0.18
0.18 * 250 = 45 students speak Spanish at Francis Lewis High School
Answer:
4/5 is fully reduced
Step-by-step explanation:
The graph is all the solutions to the equation bthat statement is true
the point ,(1,2) does lie on the graph
the other 2 are false