Question

18. 4x² + 4bx - (a² - b²) = 0 ( binod )​

Answer 1

Step-by-step explanation:

If you are wanting x in terms of a and b

then ,

x = { - 4b ± √( 16b² - 4×-(a²-b²)×4 } / 8

x = { - 4b ± √( 16b² - 16b² + 16a² ) } / 8

x = ( -4b ± 4a ) / 8

x = ( a - b )/ 2 , ( a + b )/ 2