Assuming the half life of uranium-238 is 4.2 billion years, what percentage of uranium-238 will remain after 2.5 billion years? (Use the half life equation)

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k

Juanita wade's new car has an msrp of $28,902.11 including title and processing fees. the premier package which includes surround sound and dvd player costs three times the amount of the in-style package which includes leather seats and select wheels. the total cost of her new car was $34,290.08 which included the 6.5% sales tax. find the cost of the premier package to the nearest cent.