1. OBJECTIVE QUESTIONS

(a) -9 or 9 (b) -7 or 9 (c) -9 or 7 (d) -7 or -9 Ans : (c) -9 or 7 The point M^h-15, and Nx^h,5 lie on a line parallel to x-axis because their ordinates are same. Since the distance between the points is 8 units, therefore the value of x is -9 or 7. 3. The linear equation 25 7xy- = has (a) A unique solution (b) Two solutions ................
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