Given f(x) and g(x), find the following.f(x) = x2 + 7x and g(x) = x + 6. Find (f - g)(x) and (f - g)(-2).
A. x2 + 6x - 6; -16
B. x2 + 6x - 6; -14
C. 7x - 6; -20
D. x2 + 7x - 6; -14
Answer: B
Mathematics
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Mathematics
Sketch the graph of the equation. Identify the vertex and the intercepts.y = x2 - 2x - 3
A. vertex: (1, - 4);
x-intercepts: (-1, 0) and (3, 0);
y-intercept: (0, -3)
B. vertex: (- 1, - 4);
x-intercepts: (-3, 0) and (1, 0);
y-intercept: (0, 3)
C. vertex: (- 1, - 4);
x-intercepts: (-3, 0) and (1, 0);
y-intercept: (0, -3)
D. vertex: (1, - 4);
x-intercepts: (1, 0) and (3, 0);
y-intercept: (0, -3)
Mathematics
Divide the real numbers. Write any improper fraction as a whole or mixed number where appropriate.0.6 ÷ (-0.02)
A. 30
B. -0.58
C. -30
D. 
Mathematics
Subtract.
A. 3635 B. 3595 C. 4643 D. 3643
Mathematics