Determine whether the graph of y = -3x2 + 10x - 1 opens up or down and whether it has a maximum or minimum point.

Question

anonymous · Answer

down

anonymous · Answer

sorry, here are the answers to chose from:

Up; Minimum
Up; Maximum
Down; Minimum
Down; Maximum

anonymous · Answer

hopefully last one Down; Maximum

directrix · Answer

Down, Minimum

-3x^2 --> negative coefficent of x^2 term indicates opening downward with a global minimum point.

anonymous · Answer

thank you. helping my son with algebra and this is driving me nuts

anonymous · Answer

@Directrix plz check if iam not  wrong it may have global maximum

anonymous · Answer

will do

directrix · Answer

Thank you. The vertex is a global maximum. Sorry for the error.

anonymous · Answer

Soo is this maximum or minimum??