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Subjects
Mathematics State Board
Class 9
Algebra
Division of polynomials and GCD
18.
Five mark exercise problems I
Exercise condition:
10
m.
1
. The area of a rectangle is \(x^2 + 7x + 12\). If its breadth is \((x + 3)\), then find its length.
Answer
:
The length \(=\)
0
x + 4
x - 4
4x
2
. The base of a parallelogram is \((5x + 4)\). Find its height, if the area is \(25x^2 - 16\).
Answer
:
The height \(=\)
5x - 4
0
x - 4
5x + 4
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