Scalar multiplication of vectors

Given: T =(-7,3) X=(-6, -5)
Find: square root of 2 times TX

Match each graph with the correct equation from the equation bank. not all equations will be usef

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.