In which of the following quadrants does the point A (2, -3) lie ?
(a) I
(b) II
(c) III
(d) IV
Answer = (d)
∵ In point (2, -3), x is poistive and y is negative.
2. In which of the following quadrants does the point (-7, -1) lie ?
(a) I (b) II (c) III (d) IV