English

If |2x58x|=|6583|, then find x

Advertisements
Advertisements

Question

If `|(2x, 5),(8, x)| = |(6, 5),(8, 3)|`, then find x

Sum
Advertisements

Solution

We have `|(2x, 5),(8, x)| = |(6, 5),(8, 3)|`.

This gives 2x2 – 40 = 18 – 40

⇒ x2 = 9

⇒ x = ±3.

shaalaa.com
  Is there an error in this question or solution?
Chapter 4: Determinants - Solved Examples [Page 69]

APPEARS IN

NCERT Exemplar Mathematics Exemplar [English] Class 12
Chapter 4 Determinants
Solved Examples | Q 1 | Page 69
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×