Question

Identify the vertex of y=−10(x+15)2−18
.(1 point)
Responses

(15,−18)

left parenthesis 15 comma negative 18 right parenthesis

(−10,−15)

left parenthesis negative 10 comma negative 15 right parenthesis

(−15,−18)

left parenthesis negative 15 comma negative 18 right parenthesis

(−150,−18)

left parenthesis negative 150 comma negative 18 right parenthesis

Answer 1

(−15, −18)

Explanation: y = −10(x + 15)^2 − 18 is in vertex form y = a(x − h)^2 + k with h = −15 and k = −18.