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what is (y+8)(y+9)

 Jun 8, 2015

Best Answer 

 #1
avatar+14913 
+5

Hello anonymous!

 

what is (y+8)(y+9) ?

 

(y + 8) * (y + 9)

= y * y + 9y + 8y + 8 * 9

= y² + 17y +72

 

(y+8)(y+9) = y² + 17y +72

 

[If (y+8)(y+9) = 0 then is y1 = -8 and y2 = -9]

 

Greetings from  :- )

 Jun 8, 2015
 #1
avatar+14913 
+5
Best Answer

Hello anonymous!

 

what is (y+8)(y+9) ?

 

(y + 8) * (y + 9)

= y * y + 9y + 8y + 8 * 9

= y² + 17y +72

 

(y+8)(y+9) = y² + 17y +72

 

[If (y+8)(y+9) = 0 then is y1 = -8 and y2 = -9]

 

Greetings from  :- )

asinus Jun 8, 2015

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