Find the domain of f.f(x) = 
A. {x | x ? 1}
B. {x | x ? 6, x ? -5}
C. {x | x ? -1}
D. {x | x ? -6, x ? 5}
Answer: B
Mathematics
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Provide an appropriate response.Add: 15.8 + 42.17 + 6.87
A. 5.062 B. 0.06484 C. 64.84 D. 64.12
Mathematics
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.-6
- 4
A. 14
B. -14
C. -2
D. -10
Mathematics
Solve the system of equations by substitution.3x + y = 132x - 7y = 24
A. (5, 2) B. (-5, -2) C. (-5, 2) D. (5, -2)
Mathematics
Provide an appropriate response.Consider the following figure, which is a square divided into two squares and two rectangles.
The length of each side of the large square is x + 9. Use the formula for the area of a square to write the area of the largest square as a power.
A. x2 + 92 B. (x - 9)2 C. x2 - 92 D. (x + 9)2
Mathematics