Question

for what value of the constant c is the function f continuos on (-∞,∞)

f(x)={cx+1 if x≤3
cx^2 -1 if x >3

Answer 1

2

Answer 2

2(1)+1=3

2^2-1=3

the limit exist and is therefore continuous

Answer 3

but what is the constant

Answer 4

c=2

Answer 5

do you understand?

Answer 6

yes thank you

Answer 7

You're welcome