Question
I need the answers urgently
Problem#1. A. 2134.98 in standard form is a) 2.1349*103 b) 2.13498*102 c)2.1349*102 d)2.13498*103 100.03249 in standard form to 3 significant figure is a)3.24 10-1 C. 0.0001296 in standard form is: a)0.01296 101 b)1*102 c)1.000324910-2 d)1.0003249*102 b)1.296*101 c)0.1296*10 d)1.296 104 Problem#2. A. Round the following to 3 significant figures 1) 7.20899 2) 0.000922 3) 74567 4) 308.9999 5) 23.30000099999999 6) 11.1111199999234566666666 B. After subtracting 48.66666-1.2, how many significant number you have? c) 3 d) 2 e none C. Perform the following operation and give the number of significant figures b. 38*11*.2- c. 34.6744660.= d. 32 4.7232- (41.23+0.25)/ (.89)- g. 236.+845.99- h. 123.08+23.90+123.98- D. Which of the following is exact a. I ate 12 neckbones b. A women determines the length of her house is 23 ft. c. His foot is 12 inches long d. His hand measured 12 inches across
Explanation / Answer
(1) (A) 2134.98 will be written in the standard form as 2.13498*103
(B) 100.03249 = 1.0003249*102
(C) 0.0001296 = 1.296*10-4
(2)
(A)(1) 7.21
(2) 0.000922
(3) 746
(4) 309
(5) 23.3
(6)11.1
(B)2