SOLUTION: Which statement about p(x) = -7(4)^x is true? A. The domain is all real numbers greater than or equal to 4. B. The range is all real number less than 0. C. The domain is a

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: Which statement about p(x) = -7(4)^x is true? A. The domain is all real numbers greater than or equal to 4. B. The range is all real number less than 0. C. The domain is a      Log On


   

Question 1206751: Which statement about p(x) = -7(4)^x is true?
A. The domain is all real numbers greater than or equal to 4.
B. The range is all real number less than 0.
C. The domain is all real numbers less than or equal to 0.
D. The range is all real numbers.
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

p%28x%29+=+-7%284%29%5Ex

+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C+-7%284%29%5Ex%29+

Domain: R (all real numbers)
Range: { p element R+: p%3C0 } (all negative real numbers)

answer: B. The range is all real number less than 0 is true