Element X is a radioactive isotope such that every 14 years, its mass decreases by
half. Given that the initial mass of a
sample of Element X is 80 grams, how
much of the element would remain after
18 years, to the nearest whole number?

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?