Below is the graph of equation y=|x+2|−1. Use this graph to find all values of x such that:
y>0
y<0
y=0
I need this quickly!
I'll give 30 points to whomever solves it right

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

Which of the following values are in the range of the function graphed below? check all that apply ! - will give the answer "brainliest! "