Answer:
it's 1 the answer is
Step-by-step explanation:
how I got it I did 2 x2 is 4 and 1÷1 is 1 so if I do 1x1 it is 1
13, 15, 17
25/18
b)
the HCF of 8 and 12 is 4 and then you take the smallest number of x, y and z's
they both have 1 x, the first one only has one y and they both have z^2