0 Comments
Answer:
x = (4a² ± √(16a⁴ - 4(4)(a⁴ - b⁴))/(2(4))
= (4a² ± √(16a⁴ - 16a⁴ + 16b⁴))/8
= (4a² ± 4b²)/8
= (a² ± b²)/2
9.4m questions
12.2m answers