Maths Model Practice Paper For AIEEE 2010 Q. 1. If the roots of the equation bx 2 + cx + a = 0 If the roots of the equation be imaginary, then for all real values ofx, the expression is less than –4ab 1. gr eater t han 4ab 2. less than 4ab 3. gr eater t han –4ab 4. Sol.: Answer: (4) Q. 2. For realx, let , f (x) x 3 + 5x + 1 then f is neither one-one nor onto R1. f is one-one but not onto R2. f is onto Rbut not one-one 3. f is one-one and onto R4. Sol: Answer: (4) Downloaded From: http://www.iitportal.com Downloaded From: http://www.iitportal.com
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8/13/2019 Maths Model Practice Paper for AIEEE 2010