Question

If a²-1 upon a²= 5 evaluate a⁴+1 upon a⁴

Answer 1

Answer:

hlw mate

Step-by-step explanation:

a²-1/a²)=5

whole square both side

(a²-1/a²)²=5²

a⁴+1/a⁴-2×a²×1/a²=25

a⁴+1/a⁴=27

hope its help u...