Use the formula to solve each of these quadratic equation. Leave your answers in surd form. a)
Question:
Use the formula to solve each of these quadratic equation. Leave your answers in surd form.
a) 2x² – x – 5=0
b) 3x² – 6x + 1 = 0
c) 5x² – 3x – 7=0
d) 6x² – x – 4 = 0
e) x2 + 8x – 3 = 0
f) x² + 7x + 3 = 0
g) x² + 10x – 5=0
h) 2x2 + 5x – 4 = 0
i) 4x2 = 5 – 10x
j) 4x – 1 – x² = 0
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a The quadratic formula is x b b 4ac 2a Plugging in a2 b1 c5 x 1 1 425 22 x 1 41 4 Therefore the sol...View the full answer
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Complete Pure Mathematics 1 For Cambridge International AS & A Level
ISBN: 9780198427438
2nd Edition
Authors: Jean Linsky, Brian Western, James Nicholson
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