38.9k views
3 votes
Please help me with this pre-calc question!!

Please help me with this pre-calc question!!-example-1
User Jokomo
by
8.9k points

1 Answer

1 vote
replace F and G in the equation with the given numbers for F and G

a =2g - 5f

f = (1,-3,-8) and g = (3,9,-1)

first: a = 2(3) - 5(1) = 6-5 = 1

2nd: a = 2(9) - 5(-3) = 18 +15 = 33

3rd: a = 2(-1) - 5(-8) = -2 +40 = 38

the ordered triple is (1, 33, 38)
The answer is B




User Zora
by
8.0k points