Factor the difference of two squares.4 - x2
A. (2 - x)2
B. (2 + x)2
C. prime
D. (2 - x)(2 + x)
Answer: D
Mathematics
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For the pair of functions, perform the indicated operation.f(x) = 3x + 8, g(x) = 4x + 6
Find (f ? g)(x).
A. 12x2 + 50x + 48 B. 7x2 + 50x + 14 C. 12x2 + 48 D. 12x2 + 38x + 48
Mathematics
Use factoring to find the zeros of the quadratic function. List the x-intercepts of the graph of the function.G(x) = x2 - 2x
A. x = 2 B. x = 0, x = -2 C. x = -2 D. x = 0, x = 2
Mathematics
Tell whether the equation determines y to be a function of x.y = 8.5x + 10
A. no B. yes
Mathematics
Solve.5
- y2 = 10 y = x2 - 2
A. (- 
, 0), (
, 0)
B. (0, - 
), (0, 
), (5, - 
), (5, 
)
C. (- 
, 5), (
, 5)
D. (- 
, 0), (
, 0), (- 
, 5), (
, 5)
Mathematics