Question

(ii) 2x + x-4=0
(iv) 2x +x+4=0​

Answer 1

Step-by-step explanation:

i) 2x +x-4 =0

3x = 4

x =4/3

ii)

2x + x+4 =0

3x = -4

x = -4/3

I hope it helps you!!!!!

Answer 2

Step-by-step explanation:

$x = {b}^{2} - 4ac$

$x = ( - {1}^{2} ) - 4(2)(4)$

$x = 1 - 32$

$x = - 31 \: < 0$

Since -31 is less than 0..

Therefore the real root doesn't exist.

There this equation has no zeroes.

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