Question

If f(x) = - V25 - x? then find lim 1 f(x)- f(1)>1 x-1​

Answer 1

Answer:

here is your answer

Step-by-step explanation:

Consider x→1limx−1f(x)−f(1)

We know that, x→alimx−af(x)−f(a)=f′(a)

So, we get

x→1limx−1f(x)−f(1)

=1f′(1)=∣∣∣∣∣∣225−x21(−2x)∣∣∣∣∣∣at x=1

=−241