Answer:
<h3>
a. the vertex represents a minimum point</h3><h3>
b. f(x) = (x + 5)² - 5</h3>
Step-by-step explanation:
a.
a = 1 > 0 ← that means the parabola opens up, so the vertex is minimum of the function
b.

Would it help if you wrote it as
?
Then you can cross multiply if you know how to do that.
1*x = (-11)(-3)
x = 33 but what happened to the 2 minus signs?
Remember that a ( - ) times a ( - ) = a plus. The two minus signs become a plus.
Answer:
ok
Step-by-step explanation:
Answer:
9 times as many as 3 is 27.
Step-by-step explanation:
Answer:
0.069
Step-by-step explanation:
6.9 ×10^-2
69/1000
0.069