12.Which of the following are co-prime numbers? 8 and 69
18 and 320
45 and 890
81 and 99

Jayda's house is located at (1, 5). she can walk in a straight line to get to cristian's house. a fast-food restaurant is located at (11, 0) and partitions the way from jayda's house to cristian's house by a ratio of 5: 1. find the coordinate of cristian's house. me . im a little stuck

What is the simplified form of square root of 400 to the 100th power ?

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