1.) a^4
2.) 6t^4
3.) 1
Step-by-step explanation:
1.) 1/a^-4 = a^4
2.) 6/t^-4 = 6t^4
3.) (4x^3/8x^-2)^0 = 1(any number to 0th exponent = 1, except 0)
2.56 is the width of the garden
step-by-step explanation: