The graph of which function is decreasing over the interval (-4, oo)? O f(x) = (x + 4)2 + 4 Of(x) = -(x + 4)2 + 4 Of(x) = (x-4)2 - 4 Of(x) = -(x-4)2-4 ​

sss (side, side, side)

sas (side, angle, side)

asa (angle, side, angle)

aas (angle, angle, side)

hl (hypotenuse, leg)

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step-by-step explanation:

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

x=0

step-by-step explanation: