標題:
F2 Maths !Short Question only
發問:
Without using a calculator , find the values of the following expressions , and express your answers in scientific notation. 1 ) 1.64 x 10 ^-8 / (2 x 10 ^4) 2) 0.000 000 002 3 x 58 000 000 / 0. 000 000 004 Source : Mathematics in action 2B Page 9.24 Number 19 and 24 更新: Fast , I need to submit tomorrow
1) 1.64 x 10 ^-8 / (2 x 10 ^4) = 0.82 x 10 ^(-12) = 8.2 x 10 ^(-13) 2) 0.000 000 002 3 x 58 000 000 / 0. 000 000 004 = 2.3 x 10 ^(-9) x 5.8 x 10 ^(8) / 4 x 10 ^(-9) = 3.335 x 10 ^(8)
其他解答:
F2 Maths !Short Question only
發問:
Without using a calculator , find the values of the following expressions , and express your answers in scientific notation. 1 ) 1.64 x 10 ^-8 / (2 x 10 ^4) 2) 0.000 000 002 3 x 58 000 000 / 0. 000 000 004 Source : Mathematics in action 2B Page 9.24 Number 19 and 24 更新: Fast , I need to submit tomorrow
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最佳解答:1) 1.64 x 10 ^-8 / (2 x 10 ^4) = 0.82 x 10 ^(-12) = 8.2 x 10 ^(-13) 2) 0.000 000 002 3 x 58 000 000 / 0. 000 000 004 = 2.3 x 10 ^(-9) x 5.8 x 10 ^(8) / 4 x 10 ^(-9) = 3.335 x 10 ^(8)
其他解答:
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