Respuesta :

Final result :

s6t5
Step by step solution :

Step 1 :

t
Simplify ——
r3
Equation at the end of step 1 :

t
((((r3)•(s4))•——)•s2)•t4
r3
Step 2 :

Multiplying exponential expressions :

2.1 t1 multiplied by t4 = t(1 + 4) = t5

Final result :

s6t5
The answer would be s^2/t^3
Have a nice day!