Question

1)the property satisfied by the operation (-4)+5=5+(-4) is _______.

a) closure under addition
b)commutative under addition
c) associative under addition
d) distributive under addition

2) write down a pair of integers whose sum is -8

a)-6,2
b)-12,4
c)-6,4
d)-8,4

3) write in short form:

2×10power4+7×10power2+4×10power0

a)274
b)2074
c)20704
d)20074

4) which of the following pairs represent the same rational numbers?

a)-7/21 and 3/9
b)-5/-9 and 5/-9
c)8/-5 and -24/15
d)-1/2 and 2/1

5) Reduce -91/13 to its lowest form.

a)-1/7
b)-7/1
c)-13/19
d)91/13

6)which of the following is not true?

a)3power2 > 2 power 3
b)4power3 = 2 power 3
c)3power3 = 9
d)2power5 > 5 power 2

(say all correct options please and say with question number)​

Answer 1

1. b) commutative under addition

2. b) -12,4

3. c) 20704

4. c) 8/-5 and -24/15

5. b) -7/1

6. both b) and c) are not true

4³≠2³ and 3³≠9

Answer 2

Answer:

1)the property satisfied by the operation (-4)+5=5+(-4) is _______=communitative under addition

2) write down a pair of integers whose sum is -8=

-12/4

3) write in short form:

2×10power4+7×10power2+4×10power0=20704

4) which of the following pairs represent the same rational numbers?=8/-5 and -24/15

5) Reduce -91/13 to its lowest form.= -7/1

6)which of the following is not true?=The option B and C are not true (4power3 = 2power3 and

3power3 = 9

Step-by-step explanation:

please mark me as brainliest ☺️