The descriminant is b^2-4ac so for 26 it would be -5^2 - 4 (1) (7). The quadratic formula is -B plus or minus the square root of b squared minus 4ac over 2a
Given:
The equation is

To find:
The solution of the given equation.
Solution:
We have,

It can be written as


Multiply both sides by 7.




Divide both sides by 7.


Therefore, the value of z is -2.
Answer:
50.75 seconds
Step-by-step explanation:
0.0145 x 3500 = 50.75 sec
I hope this helps! Have a nice day!
Answer:
Allie: 68 Sam: 59
Step-by-step explanation:
You take 40% from 68 and 25% from 236 and boom.