NCERT, Class 9, Polynomials, Chapter–2, Exercise-2.3– Step wise solution of every question
Q
Some facts about the similarity we must know
(1) What is similarity?; (2) Different criteria of similarity of two Triangles; (3) A-A-A (Angle-Angle-Angle) criterion of similarity of two triangles; (4) S-S-S (Side- Side - Side) criterion of similarity…
NCERT, Class 10, Triangles, Chapter–6, Exercise-6.1 – Exact explanation of each question with proper figure
Q. 1. Fill in the blanks using the correct word given in the bracket: (i) All circles are ---------------. (congruent, similar), (ii) All squares are------------. (similar, congruent), (iii) All---------- triangles…
NCERT, Class 10, Quadratic Equations, Chapter–4, Exercise-4.2 – Step wise solution of each question with complete explanation
Q. 1. Find the roots of the following quadratic equations by factorization: (i) x^2–3x–10=0, (ii) 2x^2+x–6=0, (iii) √2x^2+7x+5√2=0, (iv) 2x^2–x+1/8 =0, (v) 100x^2 –20x+1=0; Q. 2. Solve the problems given…
NCERT, Class 10, Polynomials, Chapter–2, Exercise-2.2 – Stepwise proper explanation of each question
Q.1. Find the zeroes of the following quadratic polynomials and verify the relationship between the zeroes and coefficient. (i) x^2–2x–8 , (ii) 4s^2–4s + 1, (iii) 6x^2– 3 – 7x,…