They do not exist. The parabola never crosses the x-axis (which is the same thing as the roots).
the answer is 138, because you divide first then add and then multiply.
Point B is spring for northern hemisphere
look at the top of the earth when it is light. the closer/more direct locations are to tbe sunlight is the warmer season. point C is summer for northern hemisphere.
The introduction of ukiyo-e created a demand for products from Japan...