(6.0x10^5)x(3.0x10^4)=?
18x10^20
18x10^9
1.8x10^20
1.8x10^10
2.(5x10^-2)/(2x10^10=?
2.5x10^-5
2.5x10^-1
25x10^1
25x10^2
3.(2.56x10^6)x(3.56x10^2)=?
9.1136x10^12
91.136x10^8
9.1136x10^8
91.136x10^12
4.In a recent year, the population of California was about 2.52x10^7 people. Its land area is about 4.05x10^5 km^2. What was the average number of people per square kilometer?
0.62x10^5
6.2x10^1
0.62x10^14
6.2x10^9
Is it
a
c
d
b
Answers are
D
A
C
B
CCA Students 8th
JAKE IS CORRECTTTTTTTT
D
A
C
B
jake is correct for connexus students. 100%
Jake is right!
Not a. You have to multiply the coefficients - the numbers
and you add your exponents.
Also,the correct answer only has one number to the left of the decimal point.
The answer for the first one is d.
I agree with your answer for the last one.
Retry the other 2.
jake correct
Is #3-C
Thanks 💖
jake is correct
T pose
jake is correct
thanks jake