Answer:
b
Step-by-step explanation:
Answer:
70
Step-by-step explanation:
Apparently, you want the ratio of the weights:
(dino weight)/(car weight) = (2.8×10^5)/(4×10^3)
= (2.8/4)×10^(5-3) = 0.7×10^2 = 0.7×100
= 70
The heaviest dinosaur weighed about 70 times the weight of an average car.
_____
Your calculator can do arithmetic in scientific notation. So can any spreadsheet.
The applicable rule of exponents is ...
(10^a)/(10^b) = 10^(a-b)
1. Divide both sides by 2
2. Add 16 to each side
Answer x > -2
The equation is
8x +7=125
Answer:
Q=(0.4.-1.7)
R=(2.4. 9.3)
S=(-10.6. 7.3)
Step-by-step explanation:
Just did it and got it wrong and these are the correct answers
