MathematicVersion en ligne A game to test your knowledge of mathematics! par Luisa Lopera Lopera Rincon 1 The equation 2x + 3 = 7 has the solution x = 3 Sí No 2 Pi is a rational number Sí No 3 The area of a circle is calculated using the formula A = πr^2 Sí No 4 The derivative of x^2 is 3x Sí No 5 The equation x^2 - 4 = 0 has one real solution Sí No 6 The equation x^2 - 4 = 0 has two real solutions Sí No 7 The square root of 16 is 4 Sí No 8 2 + 2 = 5 Sí No 9 The equation 3x - 5 = 4 has the solution x = 3 Sí No 10 Pi is an irrational number Sí No 11 The equation 3x - 5 = 4 has the solution x = 2 Sí No 12 The square root of 16 is 5 Sí No 13 2 + 2 = 4 Sí No 14 The equation 2x + 3 = 7 has the solution x = 2 Sí No 15 The equation 5x + 2 = 12 has the solution x = 2 Sí No 16 The equation 5x + 2 = 12 has the solution x = 3 Sí No