Solve the equation.- 
(x + 6) + 
(x + 5) = x + 9
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Divide. Write with positive exponents.
A. 9x4 + 3x3 + 2
B. 9x4 + 3x + 2x2
C. 9x2 + 3x + 2
D. 
x4 + 
x3 + 1
Mathematics
Give the domain and range of the relation.
A. range: (-?, ?); domain: (-?, ?) B. range: (-?, 0) ? (0, 4) ? (4, ?); domain: (-?, -5) ? (-5, 0) ? (0, ?) C. range: (-?, 4) ? (4, ?); domain: (-?, -5) ? (-5, ?) D. None of these
Mathematics
Multiply. 
? 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A ball is thrown vertically upward from the ground at a velocity of 144 feet per second. Its distance from the ground after t seconds is given by 
How fast is the ball moving 5 seconds after being thrown?
A. -31 ft per sec B. -16 ft per sec C. 64 ft per sec D. 320 ft per sec
Mathematics