The value of   is :

This question was previously asked in
HTET TGT Mathematics 2017 Official Paper
View all HTET Papers >
  1. 6
  2. 8
  3. 9
  4. 12

Answer (Detailed Solution Below)

Option 3 : 9
Free
HTET TGT (Level 2): Science Mock Test
10 Qs. 10 Marks 8 Mins

Detailed Solution

Download Solution PDF

Calculation:        

Now,

x = 

Squaring both the sides 

⇒ x2 = 72 + x

⇒ x2 - x - 72 = 0

⇒ x2 - 9x + 8x - 72 = 0

⇒ (x - 9)(x + 8) = 0

x - 9 = 0 

⇒ x = 9

x + 8 = 0 

⇒ x = -8

 = 9

Latest HTET Updates

Last updated on Jul 22, 2025

-> HTET Admit Card 2025 has been released on its official website.

-> HTET PGT Admit Card 2025 has been released on the official website.

-> HTET PRT Admit Card 2025 has been released at bseh.org.in

-> HTET Exam Date is out. HTET Level 1 and 2 Exam will be conducted on 31st July 2025 and Level 3 on 30 July

-> Candidates with a bachelor's degree and B.Ed. or equivalent qualification can apply for this recruitment.

-> The validity duration of certificates pertaining to passing Haryana TET has been extended for a lifetime.

-> Enhance your exam preparation with the HTET Previous Year Papers.

->  HTET Admit Card 2025 has been released on its official site

Hot Links: teen patti real cash 2024 teen patti win teen patti cash teen patti master apk download teen patti real cash apk