if X + a is a factor of 2 X square + 2a X + 5 x + 10 find the value of a
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Answer: 2
Step-by-step explanation:
(x+a) is a factor,
=> f(-a)=0
2(-a)²+2(a)(-a)+5(-a)+10=0
2a²-2a²-5a+10=0
-5a+10=0
-5a= -10
a= -10/-5
a=2
Edit: Please mark me brainliest!!
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