Answer:
2009
Step-by-step explanation:
The question can be interpreted as:

Required
Determine x when f(x) = 10.5
Substitute 10.5 for f(x) in 

Collect Like Terms


Using quadratic formula

Where






Split:



Both values of x approximates to 2.
So:

2 years after 2007 is 2009.
Hence, the funding is about $10.5 billion in 2009
Answer:
24
Step-by-step explanation:
lets say x is one and y is 1. 5 times 1 is five and to the power of 2 thats 25 and minus 1 equals 24
Answer:
area of big rectangle=l×b=12×18=216cm²
area of smaller square=l²=8²=64cm²
area of shaded area =area of (bigger rectangle-smaller square)=216-64=152cm²
25)112*
26)68*
27)90*
28)90*
29)22*
30)158*
Answers. Brainliest in payment would be acceptable XD