if x+a is a factor 2x^2+(2a+5)x+10 then find a
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Answered by
4
Answer:
x +a =0
x =-a
2(-a)^2 + (2a +5)-a +10 =0
2a^2 -2a^2 -5a +10
-5a +10 =0
10 = 5a
a = 10/5
a= 2
hope its help
Answered by
1
Answer:
The answer is to be 2
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