Y= -2x²-3x+2, (form y = ax² +b .x + c
The parabola opens downward & hence it's Vertex is a MAXIMUM.
We know that the axis of symmetry is -b/2a ==>3/(-4) ==>
x= - 3/4 (axis of symmetry. At x=-3/4 , y = 25/8 = 3.125
Hence the axis of symmetry is x= - 3/4 & the vertex is at (-3/4, 25/8)
Answer:
360
Step-by-step explanation:
60 divided by 15=4
90 x 4 =360
The answer is b for your question
Answer:
5 hours
Step-by-step explanation:
(53-13)÷8
53-13=40
40÷8=5
She worked 5 hours I hope this helped. :)