Which one of the following options is true, and why?
has
(i) A unique solution (ii) Only two solutions (iii) Infinitely many solutions
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Which one of the following options is true, and why?
has
(i) A unique solution (ii) Only two solutions (iii) Infinitely many solutions
Express the following linear equations in the form
and indicate the values of
and
in each case:
The cost of a notebook is twice the cost of a pen. Write a linear equation in two variables to represent this statement.
(Take the cost of a notebook to be Rs
and that of a pen to be Rs y).
Plot the points
given in the following table on the plane, choosing suitable units of distance on the axis.
In which quadrant or on which axis do each of the points (– 2, 4), (3, – 1), (– 1, 0), (1, 2) and (-3, -5) lie? Verify your answer by locating them on the Cartesian plane.