Question

What is the ordered pair of the endpoint in the standard form of a square root function y=5x−4−−−−−√−1
?(1 point)
Responses

(4,1)

left parenthesis h comma negative k right parenthesis

(4,−1)

left parenthesis h comma k right parenthesis

(−4,1)

left parenthesis negative h comma negative k right parenthesis

(−4,−1)

Answer 1

(4, −1)

Reason: Put the function in standard form y = a·√(x − h) + k. Factoring gives y = √5·√(x − 4) − 1, so h = 4 and k = −1; the endpoint is (4, −1).