Which choice represents the solution for x2 = 676?

A) x =

16

B) x =

676

C) x = ±

16

D) x = ±

676

Question

Mathematics

Noemi Ingram

20 November, 13:32

Which choice represents the solution for x2 = 676?

A) x =

16

B) x =

676

C) x = ±

16

D) x = ±

676

+1

Answers (1)

Know the Answer?

Bobby · Answer 1

x = ±26

Step-by-step explanation:

676:2=338

338:2=169

169:13=13

13:13=1

then 676 = 2²*13² = 26²

then x² = 676 ⇔ x² = 26² ⇔ (x-26) (x+26) = 0 ⇔ x = 26 or x = - 26

Which choice represents the solution for x2 = 676?A) x =16B) x =676C) x = ±16D) x = ±676

Which choice represents the solution for x2 = 676?

A) x =

16

B) x =

676

C) x = ±

16

D) x = ±

676