2. Compute the following sums, if you get stuck, consider drawing base-ten diagrams, a. 0,027 +0.004
b. 0.203 + 0.01
c. 1.2 +0.145

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.