Ineed this done asap! i also need the work along with the answer. write √7/8 in simplest radical form

What is the value of the expression below? 148+(-6)| + |– 35= 7|

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Which best describes the construction of a triangle if given the segment lengths of 2 cm, 3 cm, and 5 cm? a) unique triangle b) cannot be determined c) triangle not possible d) more than one triangle