Answer:
Step-by-step explanation:
Given that g is a function from g : {1, 2, 3} ->{1, 2, 4, 8}
by the function

i.e. we have 
Range = {2,4,8} Since there is an extra element 1 in the co domain which is not in range , g is not on to
But g is one to one as 1,2,3 have different images.
52 i believe.
42 + 45 + 58 + 63 = 208
208 / 4 = 52
Answer:8,5 recirpoal is 5,8
Step-by-step explanation:
Answer:
see below
Step-by-step explanation:
6+9x^2
Rewriting in decreasing powers of x
9x^2 +0x + 6
ax^2+bx+c
a = 9
b =0
c = 6
The answer is 41 but if you take it step by step you will get 140