Question

help me to solve both (b) and (c) question. Give reason properly. ​

Answer 1

Answer:

b) x+1×1 x=4 => x+x=4 => 2x=4 ---> not a quadratic equation

c) x- 5×5x= x² => x-25x=x² => x²+24x=0 ----> is a quadratic equation