Calculate the multiplications and divisions shown below with a suitable calculator, and write the answer in scientific notation to three significant digits.
(a)0.0000224×0.000009266
(b)87,641,251×5,236,431
(c)0.0000224÷87,641,251
(d)87,641,251÷0.000009266
( a ) Determine 0 . 0 0 0 0 2 2 4 × 0 . 0 0 0 0 0 9 2 6 6 . Do not use the letter " x " key on your keyboard as a multiplication symbol. 0 . 0 0 0 0 2 2 4 × 0 . 0 0 0 0 0 9 2 6 6 = ( Use scientific notation. Use the multiplication symbol in the math palette as needed. Round to two decimal places as needed. )