What is the value of the expression?

(–2)5

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered

The radius of a sphere is 3 inches. which represents the volume of the sphere?

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?