When we keep the same base do we multiply the exponent add or subtract

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

Aresearch study is done to find the average age of all u. s. factory workers. the researchers asked every factory worker in ohio what their birth year is. this research is an example of a census survey convenience sample simple random sample