1.
Consider the function
y
= 2
x
2
+ 3. Which ordered pairs from the set
{(-4, 35), (-3, 20), (-2, 11), (5, 52)} are solutions?
A.
{(-4, 35), (-2, 11)}
B.
{(-2, 11), (-3, 20)}
C.
{(-4, 35), (-3, 20)}
D.
{(-4, 35), (5, 52)}
Hint
2.
Which is the graph of the equation
y
= 2
x
2
- 1?
A.
B.
C.
D.
Hint
3.
What is the multiplicative inverse of
x
?
A.
B.
1 ×
x
C.
x
× 1
D.
x
Hint
4.
Use the graph to find the solution to 35 = 20
x
+ 3.
A.
x
= 2.1
B.
x
= 2.5
C.
x
= 1.2
D.
x
= 1.6
Hint
5.
Use the graph to find the positive solution to 475 = 4.9
x
2.
A.
x
= 8.1
B.
x
= 9.3
C.
x
= 8.9
D.
x
= 9.8
Hint