AP EAMCET · Maths · Basic of Mathematics
If then the number of integers satisfying this equation is
- A
- B
- C
- D
Answer & Solution
Correct Answer
(C)
Step-by-step Solution
Detailed explanation
Given that, x2+5x+5x+5=1 This is possible when x2+5x+5≠0 & x+5=0 or x2+5x+5=1 or x2+5x+5=-1 & x+5=even integer Case1, x+5=0 ⇒x=-5 And for this value of x, x2+5x+5≠0 Case2, x2+5x+5=1 ⇒x2+5x+4=0 ⇒x+1x+4=0…
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