A few days ago

Even More Calc Help! Will give 10 points for full answers.?

Find the limit if it exists.

(a) the limit as x approaches zero from the left of (9=4x-(5/x))

(b) The limit as x approaches infinity ((2x-5)/(x+4))

Please show work

Top 1 Answers
A few days ago

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i think that a) is for example 5/0.0000000000001, then = infinity, 4*(0.00000000000000001)=0, so 0-infinty = -infinity

for b) 2*(infinity)= infinity, infinity-5= infinity

abajo, infinity+4=infinity, so infinity/infinity= 1

is like 5/5=1, 5000/5000=1 so infinity/infinity=1.

I hope was useful.