Given that, r_1=2i-2j+k, r_2=-2i+2j-k and r_3=i+j+k, find a unit vector parallel to r_1+r_2+r_3

Ernest is purchasing a $175,000 home with a 30-year mortgage. he will make a $15,000 down payment. use the table below to find his monthly pmi payment.

Find the area of the unshaded square

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.