Scientific theories

result from obervations and experiments and might change

result from obervations and experiments but cannot change

come only from the beliefs of scientists and might change

come only from the beliefs of scientists and cannot change

Which of the following are solutions to the the equation tan^2 (2x) - 1 = 0? Check all that apply. A. pi/2 B. 3pi/8 C. pi/4 D. - pi/8

at a football game i noticed that the field is 100 yards long how many inches is this?

Lonnie threw 50 free throws and missed 16 of them. If Lonnie throws 75 free throws, what can be predicted about the number she will make successfully?

What is the vertex of this parabola - 16y = (x-2) ^2?

Sara's Savings account balance change by - $34 one week and by - $67 the next week. Which amount represents the greater change

A 7-year lease for office space states that the annual rent is $85,000 for the first year and will increase by 6% each additional year of the lease. What will the total rent expense be for the entire 7-year lease?

Arrange from smallest to largest 0.01, 1.01, 10.01, 1.001

Round 27506 to the nearest 1000

What's the distance from 182 and 265 Ina number line

There are 30 calories in cup of red seedless grapes. How many calories are consumed if a person eats between and 1 cups of grapes? The number of calories in cups of red seedless grapes is. The number of calories in 1 cups of red seedless grapes is.