Question

Puny lui sub parts of each
17
question.
Each subpart carries 1 mark.
Case Study Based-1
Rectangular Box
x 4
110 to
Height
4.22
у (\ о
Depth
lo
Volume of a rectangular solid is given by f(x)= 3x4 -3x -33x2 +54x. If its length is
givearby
3x and width by(x-2).
1.0
(a)
Hot
Find the height of the solid.
i) x2 - X-9
ii) x2 + x-9
iii)x2 - 2x - 9
iv) x2 +2 x -9
110
110
(b)
17
Find the height of the box if x = 3 units.
i) 2 units
ii) 3 units
iii) 4 units
iv) 5 units
Miell 2?
a
(2 83
toi
2848
C)
Find the lateral surface area of the box
i) 2x + x2 - 19x +9
ii) 2x + x2 + 19x +9
iii) x + x² - 19x +9
iv) x' + x + 19x +9
33
al
7​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

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