Category: Class 9 Maths

NCERT Exemplar Problems Class 9 Maths – Introduction to Euclid’s Geometry Question 1: The three steps from solids to points are (a) solids-surfaces-lines-points (b) solids-lines-surfaces-points (c) lines-points-surfaces-solids (d) lines-surfaces-points-solids Solution: (a) The three steps from solids to points are solids-surfaces-lines-points. Question 2: The number of dimensions, a solid has (a) 1 (b) 2 (c) 3…
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NCERT Exemplar Problems Class 9 Maths – Linear Equations in Two Variables Question 1: The linear equation 2x – 5y = 7 has (a) a unique solution (b) two solutions (c) infinitely many solutions (d) no solution Solution: (c) In the given equation 2x – 5y = 7, for every value of x, we get…
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NCERT Exemplar Problems Class 9 Maths – Coordinate Geometry Question 1: Point (-3, 5) lies in the (a) first quadrant (b) second quadrant (c) third quadrant (d) fourth quadrant Thinking Process (i) Firstly, check the sign of each coordinate of a point. (ii) If both coordinates x and y has same positive sign i.e., (+,…
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NCERT Exemplar Problems Class 9 Maths – Polynomials Question 1: Which one of the following is a polynomial? Solution: Question 2: √2 is a polynomial of degree (a) 2 (b) 0 (c) 1 (d)½ Solution: (b) √2 = -√2x°. Hence, √2 is a polynomial of degree 0, because exponent of x is 0. Question 3:…
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NCERT Exemplar Problems Class 9 Maths – Number Systems Question 1: Every rational number is (a) a natural number (b) an integer (c) a real number (d) a whole number Solution: (c) Since, real numbers are the combination of rational and irrational numbers. Hence, every rational number is a real number. Question 2: Between two…
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