Provide an appropriate response.If f(x) = 3 - 2x and g(x) = x2 + 7, find: (a) (f ? g)(x) (b) (g ? f)(x)
What will be an ideal response?
| (a) | -11 - 2x2 | (b) | 16 - 12x + 4x2 |
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Solve the problem. Assume the x-axis is horizontal, the positive y-axis is vertical (opposite g), the ground is horizontal, and only the gravitational force acts on the objects. A projectile is launched from level ground at a launch angle of 26° and an initial speed of 48 m/sec. How far away from the launch point does the projectile hit the ground?
A. ? 185 m B. ? 230 m C. ? 290 m D. ? 60 m
Answer the question.Explain how (a - b)2 differs from a2 - b2 by expanding (a - b)2.
What will be an ideal response?
Find the equation, in the form 
, of the circle passing through the given points.
?
, 
, and 
?
A. ?
B. ?
C. ?
D. 
E. none of these
Use trial and error to factor the trinomial, or state that the trinomial is prime.4y2 + 12y + 9
A. (2y - 3)(2y - 3) B. prime C. (2y + 3)(2y + 3) D. (4y + 3)(y + 3)