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If a = 1, b = 4, c = – 5, then find the value of b2 – 4ac - Algebra

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Question

If a = 1, b = 4, c = – 5, then find the value of b2 – 4ac

Sum

Solution

b2 – 4ac = (4)2 – 4(1)(– 5)

= 16 + 20

= 36

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Chapter 2: Quadratic Equations - Q.1 (B)

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