Question

factorise the followingexpressions
a)54m³n+81⁴n²
b)15x²y²z+25x³y²z+35x²y²z²​

Answer 1

A) 135m^7n^3

B) 75x^7y^6z^z3 (like exponential terms add if they have multiplication or addition sign and subtract if divided or subtraction occurs)

Hope it helps

81⁴n² i think you have forgot to put m there...therefore I added it on my own