Answer:

Step-by-step explanation:













Answer:
90 approximately because if AB is 80 then DC should be 90 because AB come before DC in letters
Answer:
b and d
Step-by-step explanation:
Under a reflection in the x - axis
a point (x, y ) → (x, - y ) , then
H (9, 1 ) → H' (9, - 1 )
the x- coordinate is 9 → b
the y- coordinate is - 1 → d
Step-by-step explanation:

I hope I'm correct. I've never learnt differentiation for log and exponents before
Answer:
78000
Step-by-step explanation:
5000/1 times 52/10 times 3)1