Question

d.5 multiply numbers written in sci multiply. write your answer in scientific notation. \\((5 \times 10^{9})(2 \times 10^{-9})\\)

Explanation:

Step1: Multiply the coefficients

$5 \times 2 = 10$

Step2: Multiply the powers of 10

$10^{9} \times 10^{-9} = 10^{9 + (-9)} = 10^{0}$

Step3: Combine the results

$10 \times 10^{0}$

Step4: Simplify to standard form

$1 \times 10^{1}$

Answer:

$10 \times 10^{0}$ or $1 \times 10^{1}$