Chapter 0, Problem 21RE

(a)

To determine

To calculate: The value of the expression ${\left(\frac{3}{8}\right)}^0$ without using the calculator.

(b)

To determine

To calculate: The value of the expression $2^3\cdot 2^{-5}$ without using the calculator.

(c)

To determine

To calculate: The value of the expression $\frac{4^9}{4^3}$ without using the calculator.

(d)

To determine

To calculate: The value of the expression ${\left(\frac{1}{7}\right)}^3\cdot {\left(\frac{1}{7}\right)}^{-4}$ without using the calculator.