OCR C3 2013 June — Question 4

Exam BoardOCR
ModuleC3 (Core Mathematics 3)
Year2013
SessionJune
TopicProduct & Quotient Rules
4 Find the exact value of the gradient of the curve $$y = \sqrt { 4 x - 7 } + \frac { 4 x } { 2 x + 1 }$$ at the point for which \(x = 4\).
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