Calculate the area of the trapezoid, which is not drawn to scale

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100

Given: x - 4x > 0, then the solution set in interval notation is: (-2, 0) true o false

The population in a city is modeled by the equation p(d)= 100,000*(1+0.3) where d is the number of decades since 1970