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Subjects
Mathematics State Board
Class 7
Algebra
Introduction to Algebra
3.
One mark exercise problems III
Exercise condition:
4
m.
Say true or false
.
1
. \(x + (-x) = 0\)
False
True
2
. The co-efficient of \(ab\) in the term \(15abc\) is \(15\).
True
False
3
. \(2pq\) and \(-7qp\) are like terms.
False
True
4
. When \(y = -1\), the value of the expression \(2y - 1\) is \(3\).
True
False
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