Answer:
It is always positive because the discriminant is negative and therefore has no roots. This can also be interperted as the equation will always be above the x-axis on the parabola and therefore always be positive.
Step-by-step explanation:
If we round to the nearest hundreds, the answer would be 400. This is because 418 is closest to 400.
The missing angle measure is 68
Answer:
-4r + 9
Step-by-step explanation:
Join the r terms, you get -4r, join the numbers, you get 9.
Hope it helps!