Answer:
75°
Step-by-step explanation:
180°-105°=75°
Hope this helps!
If not I am sorry.
Y=3(x²+10x)+71
Now we need to complete square for (x²+10)
It should look like this
a²+2ab+b²=(a+b)²
y=3(x²+2*5x+5²)-3*5²+71
y=3(x+5)²-75+71
y=3(x+5)²-4
Vertex has coordinates x=-5, y=-4.
Vertex in this case is the extreme value (-5,-4)
Answer:
Step-by-step explanation:
i just 17 point for nothink
<span>The opposite sides are parallel.
</span><span>Their angle measures add to 360°.</span>
Answer:
-1
Step-by-step explanation:
Arrange the numbers from least to greatest:
-17, -13, -11, -6, -1, 9, 14, 19, 19
Whichever number is in the middle is the median:
-1