Write down the result of each of the following :
(a)Subtract 4 from 7 . That is
(b)Divide 15 by 5 . That is
(c)Add 5 to the product of 2 and 3 . That is
(d)Multiply the sum of 4 and 5 by 3 . That is
Using index notation, write the number 198 as a product of prime factors .
english maths (help)
2006-11-05 9:30 pm
回答 (3)
2006-11-05 9:35 pm
✔ 最佳答案
(a)Subtract 4 from 7 . That is 7-4 = 3
(b)Divide 15 by 5 . That is
15/5 = 3
(c)Add 5 to the product of 2 and 3 . That is
(2*3)+5 = 11
(d)Multiply the sum of 4 and 5 by 3 . That is
(4+5)*3 = 27
Using index notation, write the number 198 as a product of prime factors .
198 = 2x3x3x11 = 2*3^2*11
2006-11-05 9:34 pm
(a) 7-4=3
(b) 15/5 = 3
(c) 2*3+5=11
(d) (4+5)*3
198=2 * 3^2 * 11
(b) 15/5 = 3
(c) 2*3+5=11
(d) (4+5)*3
198=2 * 3^2 * 11
2006-11-05 9:32 pm
Write down the result of each of the following :
(a)Subtract 4 from 7 . That is 7-4
(b)Divide 15 by 5 . That is 15/5
(c)Add 5 to the product of 2 and 3 . That is (2x3) + 5
(d)Multiply the sum of 4 and 5 by 3 . That is(4=5) X3
(a)Subtract 4 from 7 . That is 7-4
(b)Divide 15 by 5 . That is 15/5
(c)Add 5 to the product of 2 and 3 . That is (2x3) + 5
(d)Multiply the sum of 4 and 5 by 3 . That is(4=5) X3
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