If -4 is the root of quadratic equation x^2 +px -4 =0 and the quadratic equation x^2 +px + k has real and equal roots , find k.
some good topics for story writing for class 8th
sumandhiman1981
Asked:
December 2022
Two bodies A and B of masses M and 2m respectively are kept distance D apart where should a point mass be placed in between them so that the net gravitational force on it due to the bodies a and b is zero
show that the weight of an object on the moon is 1/6 of its weight on Earth