0000:00:00:00:00Start4Number 4ExplanationIf (p,q)(p, q)(p,q) is the vertex point of the graph of function f(x)=ax2+2ax+a+1f(x) = ax^2 + 2ax + a + 1f(x)=ax2+2ax+a+1, with f(a)=19f(a) = 19f(a)=19, then p+2q+3a=....p + 2q + 3a = ....p+2q+3a=....777666000−1-1−1−2-2−2
4Number 4ExplanationIf (p,q)(p, q)(p,q) is the vertex point of the graph of function f(x)=ax2+2ax+a+1f(x) = ax^2 + 2ax + a + 1f(x)=ax2+2ax+a+1, with f(a)=19f(a) = 19f(a)=19, then p+2q+3a=....p + 2q + 3a = ....p+2q+3a=....777666000−1-1−1−2-2−2
