Question

2. The number of degrees of freedom of a particle of mass m thrown up an inclided
palne which is moving with constant velocity v is​

Answer 1

Answer:

mark as brainlieast

Step-by-step explanation:

Given quadratic expression

9x²+6xy+y²

=

=(3x+y)^{2}(3x+y)

2

By algebraic identity:

\boxed {a^{2}+2\times ab+b^{2}=(a+b)^{2}}

a

2

+2×ab+b

2

=(a+b)

2

Therefore,

9x²+6xy+y² = (3x+y)(3x+y)