Answer:
84
Step-by-step explanation:
f(x) = 3x^2 + 2x – 1
Let x=5
f(5) = 3(5)^2+2(5) -1
= 3*25 +10-1
= 75+10 -1
= 85 -1
Vertex = (3, 5)
focus = (3, 7)
directrix is y = 3
Answer:
its c
Step-by-step explanation:
i took it
Answer:
30 ft of dirt.
Step-by-step explanation:
We want to know the volume, or the capacity, of the hole.
The formula for volume is to multiply the length, width, and height.
l x w x h
2 x 5 x 3 = 30
So there is 30 ft of dirt in the hole.
plz mark brainliest if this helped :)
Conversion factor is the term that is to be multiplied to a variable when converting between units. The conversion factor is: 
Given that:

From standard unit of conversion:

So, we have:


Cross multiply

Divide both sides by 1kg

Rewrite as:

Hence, the conversion factor is: 
Read more about conversion factors at:
brainly.com/question/6988886