By graphing the function, visually estimate its domain and range.f(x) = 7x + 7
A. Domain: (-?, ?); range: (-?, ?)
B. Domain: (-?, ?)s ; range: [0, ?)
C. Domain: [0, ?); range: [0, ?)
D. Domain: [0, ?) ; range: (-?, ?)
Answer: A
Mathematics
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Evaluate the line integral of f(x,y) along the curve C.f(x, y) = cos x + sin y, C: y = x, 0 ? x ? 
A. 2
B. 
C. 2
D. 0
Mathematics
Use both the addition and multiplication properties of inequality to solve the inequality. Graph the solution set on a number line.6x - 8 < 7(x - 7)
A. (-57, ?)
B. (-?, -41)
C. (41, ?)
D. (-?, 57)
Mathematics
Provide an appropriate response.Let f(x) = 
For what values of a, if any, does 
f(x) exist?
A. All natural numbers B. All real numbers C. 0, 1 D. -1, 0, 1
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. 
Mathematics