Calculate the multiplications and divisions shown below with a suitable calculator, and write the answer in...

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Calculate the multiplications and divisions shown below with a suitable calculator, and write the answer in scientific notation to three significant digits. (a) 0.0000228x0.000009258 (b) 87,641,264x5,236,419 (c) 0.0000228 87,641,264 (d) 87,641,264+0.000009258 (a) Determine 0.0000228 x 0.000009258. Do not use the letter "x" key on your keyboard as a multiplication symbol. 0.00002280.000009258= (Use scientific notation. Use the multiplication symbol in the math palette as needed. Round to two decimal places as needed.) (b) Determine 87,641,264 5,236,419. Do not use the letter "x" key on your keyboard as a multiplication symbol. 87,641,2645,236,419= | (Use scientific notation. Use the multiplication symbol in the math palette as needed. Round to two decimal places as needed.) (c) Determine 0.0000228-87,641,264. Do not use the letter "x" key on your keyboard as a multiplication symbol. 0.0000228-87,641,264 = | (Use scientific notation. Use the multiplication symbol in the math palette as needed. Round to two decimal places as needed.) (d) Determine 87,641,264+0.000009258. Do not use the letter "x" key on your keyboard as a multiplication symbol. 87,641,264+0.000009258=| (Use scientific notation. Use the multiplication symbol in the math palette as needed. Round to two decimal places as needed.) Calculate the multiplications and divisions shown below with a suitable calculator, and write the answer in scientific notation to three significant digits. (a) 0.0000228x0.000009258 (b) 87,641,264x5,236,419 (c) 0.0000228 87,641,264 (d) 87,641,264+0.000009258 (a) Determine 0.0000228 x 0.000009258. Do not use the letter "x" key on your keyboard as a multiplication symbol. 0.00002280.000009258= (Use scientific notation. Use the multiplication symbol in the math palette as needed. Round to two decimal places as needed.) (b) Determine 87,641,264 5,236,419. Do not use the letter "x" key on your keyboard as a multiplication symbol. 87,641,2645,236,419= | (Use scientific notation. Use the multiplication symbol in the math palette as needed. Round to two decimal places as needed.) (c) Determine 0.0000228-87,641,264. Do not use the letter "x" key on your keyboard as a multiplication symbol. 0.0000228-87,641,264 = | (Use scientific notation. Use the multiplication symbol in the math palette as needed. Round to two decimal places as needed.) (d) Determine 87,641,264+0.000009258. Do not use the letter "x" key on your keyboard as a multiplication symbol. 87,641,264+0.000009258=| (Use scientific notation. Use the multiplication symbol in the math palette as needed. Round to two decimal places as needed.)