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`        Factorise 2x2+7x+5 by using perfect square method please please`
one year ago

Arun
24497 Points
```							Dear student it can be written as 2 (x^2 + 7/2 + 5/2) = 2 (x^2 + 2 *7/4 *x + 49/16 + 5/2 – 49/16)  = 2 (x + 7/4)^2 + 5 – 49/8  = 2 (x + 7/4)^2 – 9/8 hence (x + 7/4)^2 = 9/16 x + 7/4 = ± ¾ hence x = – 1 or – 5/2
```
one year ago
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### Course Features

• 731 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions