Use scientific notation to perform the following operations. Leave your answer in scientific notation.
-$\left( 2 \times 10 ^ { 7 } \right) \times \left( 6 \times 10 ^ { - 4 } \right)$
A) $1.2 \times 10 ^ { 2 }$
B) $1.2 \times 10 ^ { - 2 }$
C) $1.2 \times 10 ^ { 4 }$
D) $1.2 \times 10 ^ { 3 }$

Question

Quizplus · Accepted Answer

Multiply the coefficients: $2 \times 6 = 12$. Add the exponents: $7 + (-4) = 3$. So, $12 \times 10^3 = 1.2 \times 10^4$.

Use Scientific Notation to Perform the Following Operations (2×107)×(6×10−4)\left( 2 \times 10 ^ { 7 } \right) \times \left( 6 \times 10 ^ { - 4 } \right)(2×107)×(6×10−4)

Use Scientific Notation to Perform the Following Operations $\left( 2 \times 10 ^ { 7 } \right) \times \left( 6 \times 10 ^ { - 4 } \right)$