Question

Solve for x, if 2x^2 + ax- a^2= 0

a. X = a, x = a/2 b.x= -a , x = a/2
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Answer 1

Step-by-step explanation:

2x2 + ax - a2 = 0

d = b2 - 4ac

= a2 - 8a2

= -9a2

putting in formula

- b + root of - 9a2/2a = x

= - a - 3a/2a

=. - 4a/4 ( 2a = 2x2 = 4 )

= - a

- a + 3a/4

= 2a/4

= a/2