A set of ordered pairs that has each value of the x-coordinate only once is a function.
The square root of 49 is 7 because 7*7=49. :D
Answer:
10-B, 9-C, 11-D, 12-A
Step-by-step explanation:
Answer:
26. length=7cm width=4cm
27. length=12cm width=5cm
28. length=12 cm width=9cm
29. length=7 cm
30. length=2cm
Answer:
y = 16 
Step-by-step explanation:
Use the given points to find the values of a and b
Using (0, 16), then
16 = a
(
= 1 ), thus
a = 16
y = 16 
Using (2, 400), then
400 = 16b² ( divide both sides by 16 )
b² = 25 ( take the square root of both sides )
b =
= 5
Thus
y = 16 ×
← exponential function