OCR MEI C1 2013 June — Question 4

Exam BoardOCR MEI
ModuleC1 (Core Mathematics 1)
Year2013
SessionJune
TopicInequalities

4 Rearrange the following formula to make \(r\) the subject, where \(r > 0\). $$V = \frac { 1 } { 3 } \pi r ^ { 2 } ( a + b )$$