Answer:
A function corresponds to one unique value of x and y hence A
Expand
f(x)=-1x^2-8x+33
x coordinate of vertex is -b/2a in the form ax^2+bx+c=y
a=-1
b=-8
-(-8)/2(-1)=8/-2=-4
plug back in to get y value
y=-(-4^2)-8(-4)+33
y=-16+32+33
y=49
y value is 49
B since 11+11=22 and 3/7+4/7=1, 22+1=23
Answer: no, 3 cannot be equal to 300 because 3 is equal to 3
Step-by-step explanation:
Answer:
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Step-by-step explanation: what you need?
