Solve 1^9*1^-4*1^7*1^-15

$${ 1 }^{ 9 } \times { 1 }^{ -4 } \times { 1 }^{ 7 } \times { 1 }^{ -15 }$$

Evaluate

$$1$$

Solution Steps

To multiply powers of the same base, add their exponents. Add 9 and -4 to get 5.

$$1^{5}\times 1^{7}\times 1^{-15}$$

To multiply powers of the same base, add their exponents. Add 5 and 7 to get 12.

$$1^{12}\times 1^{-15}$$

To multiply powers of the same base, add their exponents. Add 12 and -15 to get -3.

$$1^{-3}$$

Calculate 1 to the power of -3 and get 1.

$$1$$

Factor

$$1$$