7mnp-4y+(4x2mnp)x Y
simplify 15/18 times 9/25
4y+(4x2mnp)x Y
2m^2-m-7=0
y′′−6y′+9y=8$e^{x}$
x+y
f(x)=2^6x.log4x^3 f'(x)=?
3+3
multiply i by $4$
