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Mathematics 9 Online
OpenStudy (anonymous):

I just want to know if these are correct. What is the y-coordinate of the vertex of y = |–3x + 6| + 2 ? i got 2 What is the x-coordinate of the vertex of y = |4x + 12| + 3 ? I got 3

ganeshie8 (ganeshie8):

first one is correct

OpenStudy (anonymous):

the second one is -3??

ganeshie8 (ganeshie8):

for second q : y = |4x + 12| + 3 equate thing in |mod| to 0 4x+12 = 0 4x = -12 x = -3

ganeshie8 (ganeshie8):

yess....

OpenStudy (anonymous):

lol thank you once again!!!!!!!!

ganeshie8 (ganeshie8):

np

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