Question

1. यदि द्विघात समीकरण 2x2 + kx +4 = 0 का एक मूल 2 है,
तो दूसरा मूल है​

Answer 1

Answer:

6

Step-by-step explanation:

bhai 6 ha aur aage explanation google se delh liyo

Answer 2

Answer:

{1, 2}

Step-by-step explanation:

2x² + kx + 4 = 0 and $x_{1}$ = 2 , then

2(2)² + 2k + 4 = 0

8 + 2k + 4 = 0 ⇒ k = - 6

2x² - 6x + 4 = 0 .... (1)

(1) ÷ 2

x² - 3x + 2 = 0

(x - 2)(x - 1) = 0 ⇒ $x_{2}$ = 1

{1, 2}