To evaluate a function at a specific x value, you simply need to substitute all occurences of x with that specific value.
So, starting from , substitute every occurrence of x with 1 to compute
Answer:
5 hours 8 mins?
Step-by-step explanation:
104
2x^2+8x−5=0
This is written in the form
ax^2 + bx+c
a =2 b = 8 c=-5
The discriminant is
b^2 -4ac
8^2 - 4(2)(-5)
64 + 40
The discriminant is 104