Question

find value of a if x-1 is a factor of 2xpower2+ax+underroot2

Answer 1

Heya!

Here is yr answer.....

=> 2x² + ax + √2


x-1 = 0

x = 1


=> 2(1)² + a(1) + √2 = 0

=> 2(1) + a + √2 = 0

=> 2 + a + √2 = 0

=> a = -√2 - 2




Hope it hlpz..

Answer 2

Is the answer. Is
$- ( \sqrt{2} + 2)$