Answer: About 104 jelly beans were added to the jar.
Step by Step Explanation: If you subtract the mass of the jar from the mass before you added jelly beans you will get 127.8. Once you divide that number by 1.23 you will get about 104.
Answer:
-1
Step-by-step explanation:
Given,
f(x) = -x² + 4x - 1 and x = 0
Putting the value of x we get,
f(0)= + (4 X 0) - 1
= -0+0-1
=-1
∴f(x)= -1
So, the required value is -1
Hope this helps 3 over 4 hope this helps