What is the reciprocal of the difference

A is a rational number which is not 1. We take 1 / 1-A as the difference reciprocal of A. for example, the difference reciprocal of 2 is 1 / 1-A = - 1

RELATED INFORMATIONS

1. The difference between 4 and its reciprocal is ()
2. How to write these three mathematical problems? Multiplication and division of rational numbers in the first day of junior high school (- 3 / 7) × (7 / 3) —80×（—4120）×12.5×0.01 (1 / 2 + 5 / 6-7 / 12) × (- 36)
3. Multiplication and division of rational numbers If the absolute value of a is divided into a + B, B + C, C = 1, what is the absolute value of ABC divided into ABC
4. How to transform and unify the multiplication and division of rational numbers? Be brief. It's just casual
5. The multiplication of rational numbers -1 / 42 * (1 / 6-3 / 14 + 2 / 3-2 / 7) (writing process)
6. Note: ^ is the square * is the multiplication sign, known: A.B.C are rational numbers, satisfy: | A-1 | + | B + 5 | + (5c-1) ^ 2 = 0, find the value of (a * b * c) ^ 127 ÷ (a ^ 11 b ^ 3 C ^ 2)
7. 1. The wrong one in the following statement is () The product of a number and zero is zero B a number is multiplied by 1, and the product is still this number The product of a number C with - 1 is the opposite of the number The product of a number multiplied by itself is a positive number 2. If a ● B = a ● B, there must be () A ab＞0 B ab≮0 C a＜0 b＜0 The symbols of D A and B are the same If two rational numbers are multiplied, (1) if one of the factors is replaced by its opposite number, (2) if two factors are replaced by their respective opposite numbers, what is the relationship between the product obtained and the original product? If M and N are rational numbers. And m ＜ n ＜ 0, then (M + n) × (m-n) 0 The rational numbers a, B and C are not zero. In the following cases, it is () A, B and C are the same number B a＞0，2b-3c=0 C a＜0，3b-2c=0 D a＜0，2b+3c=0 Answer today=
8. Multiplication and division of rational numbers The product of a rational number and its opposite number? A sign must be positive, B sign must be negative, C must not be less than 0, d must not be greater than 0
9. Several multiple choice questions about multiplication and division of rational numbers 1. The wrong one in the following statement is () A. If a number is multiplied by 0, it still gets 0 B. If a number is multiplied by 1, it is still the original number C. A number multiplied by - 1 yields the opposite number of the original number D. the product of opposite numbers is 1 2. If the product of two numbers is negative and the sum is also negative, then the two numbers () A. They are all negative numbers. B. they are opposite numbers C. One positive and one negative, and the absolute value of negative number is larger. D. one positive and one negative, and the absolute value of negative number is smaller 3. If the sum of two rational numbers is zero and the product is zero, then the two rational numbers () A. At least one of them is zero, not all of them. B. both numbers are zero C. It doesn't have to be all zero, but it must be opposite to each other 4. If the product of two numbers is zero, then the two numbers () A. All equal to zero B. at least one is zero C. One is equal to zero and the other is not equal to zero 5. Multiplication of a rational number by its opposite number, product () A. It must be a positive number B. it must be a negative number C. Must not be greater than zero D. must not be less than zero 6. If the product of two rational numbers is less than zero and the sum is greater than zero, then the two rational numbers () A. Opposite sign B. opposite sign, equal absolute value C. The sign is opposite, and the absolute value of negative number is larger. D. the sign is opposite, and the absolute value of positive number is larger
10. Urgent need for English speech "one plus one equals two?"
11. If a person hits a target for m times and B for N times, the average number of rings is () A. a+bm+nB. 12(am+bn)C. am+bnm+nD. 12（am+bm）
12. According to the meaning of power and the multiplication rule of fraction, we can get (B / a) ^ 2 = B / a ` B / a = B ` B / a ` a = B ^ 2 / A ^ 2 1. Can you calculate (B / a) ^ n (n is a positive integer), from which you can get the multiplication rule of fractions 2. Calculate (- X / y) ^ 2 '(- y ^ 2 / x) ^ 3 ÷ (- XY ^ 4)
13. According to the meaning of power and the multiplication rule of fraction, we can get (B / a) &# 178; = B / a multiplied by B / a = B & # 178;; (B / a) &# 179; = B / a multiplied by B / A Multiply B / a = B & # 179 / / A & # 179;, the rule is the nth power of B / the nth power of A. according to the rule, calculate (- X / 3Y) &# 179; (C & # 178 / / AB) &# 178; × (A / BC) &# 179; (- C / A & # 178; b) &# 179;
14. What is the rule of fractional power
15. How to write the law of fractional multiplication in junior high school books?
16. Why is division slower than multiplication? RT, it seems to be half the time slow. Thank you,
17. How to realize binary multiplication and division in computer by addition
18. How to distinguish fractional multiplication from fractional division
19. The difference between fractional multiplication and fractional division in Grade 6 of primary school
20. Are there any oral and computational problems for fractional multiplication? (no division)