Answer:
don't know sorry
Step-by-step explanation:
dont know sorry
Answer:
1/20
there are 20 students altogether
Step-by-step explanation:
um I'm not sure
Answer:
Step-by-step explanation:
x intercepts are -3,-1
f(x)=-(x²+x+3x+3)=-(x²+4x)-3=-(x²+4x+4-4)-3=-(x+2)²+4-3
or f(x)=-(x+2)²+1
vertex is (-2,1)
so it is an inverted parabola with vertex (-2,1) and x-intercepts (-3,0) and (-1,0)
Answer:
the answer is D {-5, -13}
