The circle shown here has area πr2. if its radius is tripled in length its new area will be

(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

What is the cube root of -1,000p^12q3? -10p^4 -10p^4q 10p^4 10p^4q

The triangles are similar. what is the value of x? enter your answer in the box.