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19
19 (a)
Here is the plan of the floor of an L-shaped room.
All lengths are in metres.
x + 1
x-5
The area of the floor is 75m²
Show that x²+x-90=0
3
X
5
Not drawn
accurately
x-2

19 19 a Here is the plan of the floor of an Lshaped room All lengths are in metres x 1 x5 The area of the floor is 75m Show that xx900 3 X 5 Not drawn accuratel class=

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