a. Express 3x 2 + 12x 1 in the form a(x + b) 2 + c,
Question:
a. Express 3x2 + 12x − 1 in the form a(x + b)2 + c, where a, b and c are constants.
b. Write down the coordinates of the vertex of the curve y = 3x2 + 12x − 1.
c. Find the set of values of k for which 3x2 + 12x − 1 = kx − 4 has no real solutions.
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2 2 a Completing the square to express 3x2 12x 1 in the form ax b2 c 3x2 12x 1 3x2 4x 1 3x2 ...View the full answer
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Related Book For 
Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook
ISBN: 9781108407144
1st Edition
Authors: Sue Pemberton, Julian Gilbey
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