Alan learned 24 new vocabulary words in 4 weeks. which unit rate describes the situation? 6,8,20,28

True or false look at the picture pls : /

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2