Question
Asked Dec 4, 2019
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Carry out the following mathematical operations and show all your work.
a. First estimate the answer using powers of 10.
b. Calculate the answer using your calculator.
1.
1
Equation
Estimated answer
Actual answer
(2.0 X 10) (6.0 X 1023)
i
1010
2.0 X 105
1
ii
2.0 X 1018
6.0 X 1023
ii
1/(1/10)=
iv
10-14
11
1.58
V
0.0072
log 98.71=
vi
(5.768 X 10) X (6.78 X 102) =
vii
II
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Carry out the following mathematical operations and show all your work. a. First estimate the answer using powers of 10. b. Calculate the answer using your calculator. 1. 1 Equation Estimated answer Actual answer (2.0 X 10) (6.0 X 1023) i 1010 2.0 X 105 1 ii 2.0 X 1018 6.0 X 1023 ii 1/(1/10)= iv 10-14 11 1.58 V 0.0072 log 98.71= vi (5.768 X 10) X (6.78 X 102) = vii II

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Expert Answer

Step 1

Option (a): The estimated answers us...

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Equation Estimated answ er (2.0x10)(6.0x10) 12.0 x1024 1010 ii 0.5x10 2.0x105 2.0x1018 iii 0.33 x 10 6.0x1023 1/(1/109 iv 10-9 10-14 138.89x1014 0.0072 log ( 98.71) vii(5.768x10)(6.78 x10) vi 2 39.1x10

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