18. If x= √5 + √2 √5 -√2 and y = 15-12 √5 + √2 find the value of 9 x2 + 2 xy +9y2.​

Question

18. If x=
√5 + √2 √5 -√2
and y =
15-12 √5 + √2
find the value of 9 x2 + 2 xy +9y2.​

in progress 0
Delilah 4 weeks 2021-11-06T23:36:45+00:00 1 Answer 0 views 0

Answers ( )

    0
    2021-11-06T23:37:53+00:00

    Answer:

    hi

    Step-by-step explanation:

Leave an answer

Browse
Browse

18:9+8+9*3-7:3-1*13 = ? ( )