sama53
contestada

(PLEASE HELP ME!)
Solve for n 2n ^ 2 = 10n + 48 O A - 4or - 6 OB . 4016 O. 3or - 8 OD- 3 or 8 O E - 3or - 8​

PLEASE HELP ME Solve for n 2n 2 10n 48 O A 4or 6 OB 4016 O 3or 8 OD 3 or 8 O E 3or 8 class=

Respuesta :

S1NGH

Answer:

Option D

Step-by-step explanation :

Minus 10n and 48 from both sides

2n² - 10n - 48 = 0

→ Divide everything by 2

n² - 5n - 24 = 0

→ Factorise

( n + 3 ) ( n - 8 )

Answer:

D

Step-by-step explanation:

2n²-10n-48=0

n²-5n-24=0

(n-8)(n+3)

n-8=0

n=8

n+3=0

n=-3