The unbalanced half equations are given below. Which one is the oxidation half equation?

Which one is the quadratic equation?

Out of the following equations which one is not a quadratic equation ?

The lens maker's equation is given by

Choose the correct alternative from those given below each question: For the quadratic equation x^2+10x-7=0 , the values of a,b,c are…..

Choose the correct alternative from those given below each question: The solution of the equations x-y =10 and x+y =70 is…..?

Answer the question baed on the reaction: Observe the given reaction and answer the questions given below. Name the chemical equation.

Which of the following equation is a balanced equation ?

Form the quadratic equation from the roots given below. 0 and 4

Choose the correct alternative from those given below each question: Which of the following equations has roots-2 and 7 ?