Please express your answer in scientific notation.

(6.0 x 105) x (3.0 x 104) = (1 point)
18 x 1020
18 x 109
1.8 x 1020
1.8 x 1010
2. Please express your answer in scientific notation.

(5 x 10–2) ÷ (2 x 103) = (1 point)
2.5 x 10-5
2.5 x 10-1
25 x 101
25 x 102
3. Please express your answer in scientific notation.

(2.56 x 106) x (3.56 x 102) = (1 point)
9.1136 x 1012
91.136 x 108
9.1136 x 108
91.136 x 1012
4. In a recent year, the population of California was about 2.52 x 107 people. Its land area is about 4.05 x 105 km2. What was the average number of people per square kilometer? (1 point)
0.62 x 105
6.2 x 101
0.62 x 1014
6.2 x 109

In words:

1. D Or 1.8 x 10^20
2. A Or 2.5 x 10^-5
3. C Or 9.1136 x 10^8
4. B Or 6.2 x 10^1

3 years and literally nothing

iGiveAnswera is wrong on #1

1. 18 x 10^9
2. 2.5 x 10^-5
3. 9.1136 x 10^8
4. 6.2 x 10^1

bruh stop fr, idk why yall tryna make us fail n put it wrong on purpose likewhat we suppose to help each other out??

1- 1.8 x 1010 (D)
2- 2.5 x 10-5 (A)
3- 9.1136 x 108 (C)
4- 6.2 x 101 (B)

those are the correct answers for connexus students. Jessica was right. stop tryna get us screwd over ur messing up our grades

give me the answers pls🙏🏽

4 is b or 6.2x10¹

1. D

2. A
3. C
4. B

Jessica C is wrong D is the correct answer for number 1

@sbn.at tysm dude u a real one. Have an amazing day

fr bro ty