The amount of a radioactive isotope decays in half every year. The amount of the isotope can be modeled by f (x) = 346 (one half) x and f (1) = 173. What does the 346 represent?

Solve the system using elimination. -2x + 6y = 18 -4x - 6y = 18 A. (1, 6) B. (6, 1) C. (1, - 6) D. (-6, 1)

A function is shown f (x) = 2/3x+3 what is the value of f (12)

If the cube is divided into two equal parts by a plane parallel to the face defined by vertices 2, 3, 6, and 7, what will be the area of the cross-section?

7. Sales tax for the vehicle is 8%. Including sales tax, what will be the final cost of the truck?

Which exponential function describes the given sequence? 3, 9, 27, 81 ... A) y = ( - 1 3) x B) y = 1 3 x C) y = (-3) x D) y = 3x

Bob colored one fourth of the rectangle what is another way to name one fourth

Jared is 16 years old and Peter is 12 years old. Together they run 120 yards. How far does each brother run?

1.) At a local grocery store, 2 pineapples cost $2.78. How many do 5 pineapples cost? A. $6.95 B. $7.95 C. $8.95 D. $9.95 2.) E is inversely proportional to F. If E=32 when F=4, then find the value of E when F=8. A. 12 B. 16 C. 24 D. 48 3.

James is a shop owner. He gives his customers a full bottle of soft drink in return for five empty bottles. William has 77 empty bottles and he can use them to get full soft drink bottles. How many filled bottles will he be able to collect?

18:1,322 find the estimate