A rectangular sheet of metal measures 60 cm by 45 cm. A scoop is made by cutting
Question:
A rectangular sheet of metal measures 60 cm by 45 cm. A scoop is made by cutting out squares, of side x cm, from two corners of the sheet and folding the remainder as shown.
a. Show that volume, V cm3 of the scoop is given by V = 2700x – 165x2 + 2x3.
b. Given that x can vary, find the value of x for which V has a stationary value.
Transcribed Image Text:
хст xcm 45 сm xcm 60 сm
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To find the volume V of the scoop we need to calculate the volume of the rectangular box formed by folding the sheet The process involves cutting squa...View the full answer
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Related Book For
Cambridge IGCSE And O Level Additional Mathematics Coursebook
ISBN: 9781108411660
2nd Edition
Authors: Sue Pemberton
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