(a+b)=7,ab=10 ,find (a-b)
Answers
Answered by
6
★ Ello ★
here we use formula
( a - b) ² = ( a + b)² - 4ab
( a - b ) ² =( 7 ) ² - 4 × 10
=>( a - b ) ² = 49 -40
=> ( a - b ) = ± 3
hence your answer is.
★ ± 3 ★
hope it helps you dear !!!
here we use formula
( a - b) ² = ( a + b)² - 4ab
( a - b ) ² =( 7 ) ² - 4 × 10
=>( a - b ) ² = 49 -40
=> ( a - b ) = ± 3
hence your answer is.
★ ± 3 ★
hope it helps you dear !!!
lipsasingh:
thnx for your answer but your answer is rigth but i am not getting solution that how i will write this in full method
ok thanks ranjan kumar
Answered by
5
Hope this answer helps you!!
Attachments:
Similar questions