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(a) Write 5x+2x-7 in the form a(x +b) + c, where a, b, and c are real numbers. (4 marks) (b) Hence, or otherwise,
(a) Write 5x+2x-7 in the form a(x +b) + c, where a, b, and c are real numbers. (4 marks) (b) Hence, or otherwise, determine (i) the minimum value of the function y = 5x+2x-7 (ii) the value of x at which the minimum occurs (3 marks)
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a To express the quadratic 5x 2 2x 7 in the form ax b 2 c we need to complete the square Starting wi...
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Elements Of Chemical Reaction Engineering
Authors: H. Fogler
6th Edition
013548622X, 978-0135486221
