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Check whether the value given in the brackets is a solution to the given equation or not: (e) 4p−3=13(p=4) Check whether the value given in the brackets is a solution to the given equation or not: (e) 4p−3=13(p=4) October 8, 2020 Category: Chapter 4 - Simple Equations , Maths , NCERT Class 7 ,

Check whether the value given in the brackets is a solution to the given equation or not: (d) 4p−3=13(p=1) Check whether the value given in the brackets is a solution to the given equation or not: (d) 4p−3=13(p=1) October 8, 2020 Category: Chapter 4 - Simple Equations , Maths , NCERT Class 7 ,

Check whether the value given in the brackets is a solution to the given equation or not: (c) 7n+5=19(n=2) Check whether the value given in the brackets is a solution to the given equation or not: (c) 7n+5=19(n=2) October 8, 2020 Category: Chapter 4 - Simple Equations , Maths , NCERT Class 7 ,

Check whether the value given in the brackets is a solution to the given equation or not: (b) 7n+5=19(n=−2) Check whether the value given in the brackets is a solution to the given equation or not: (b) 7n+5=19(n=−2) October 8, 2020 Category: Chapter 4 - Simple Equations , Maths , NCERT Class 7 ,

Check whether the value given in the brackets is a solution to the given equation or not: (a) n+5=19(n=1) Check whether the value given in the brackets is a solution to the given equation or not: (a) n+5=19(n=1) October 8, 2020 Category: Chapter 4 - Simple Equations , Maths , NCERT Class 7 ,

Complete the last column of the table: Complete the last column of the table: October 8, 2020 Category: Chapter 4 - Simple Equations , Maths , NCERT Class 7 ,

A ray of light falls on a transparent sphere with centre at C as shown in figure. The ray emerges from the sphere parallel to line AB. The refractive index of the sphere is A ray of light falls on a transparent sphere with centre at C as shown in figure. The ray emerges from [...]

A plastic hemisphere has a radius of curvature of 8 cm and an index of refraction of 1.6. On the axis halfway between the plane surface and the spherical one (4 cm from each) A plastic hemisphere has a radius of curvature of 8 cm and an index of refraction of 1.6. On the axis [...]

Complete the last column of the table: Complete the last column of the table: October 8, 2020 Category: Chapter 4 - Simple Equations , Maths , NCERT Class 7 ,

A lens forms a real image of an object. The distance from the object to the lens is x cm and that from the lens to the image is y cm. The graph (see figure) shows the variation A lens forms a real image of an object. The distance from the object to the lens [...]