State the domain and range in interval notation.f(x) = (x + 6)2 - 2
A. domain: [-2, ?); range: (-?, ?)
B. domain: (-?, ?); range: (-?, -2]
C. domain: (-?, -2]; range: (-?, ?)
D. domain: (-?, ?); range: [-2, ?)
Answer: D
Mathematics
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Solve the equation by using the quadratic formula.x2 + 6x - 72 = 0
A. {12, 6} B. {-12, 1} C. {12, -6} D. {-12, 6}
Mathematics
Multiply.1 × 
A. 1
B. 
C. 
D. 
Mathematics
Solve using the elimination method. If the system has an infinite number of solutions, use set-builder notation to write the solution set. If the system has no solution, state this.4x + 5y = 138x + 10y = 26
A. (6, 1)
B. (0, 4)
C. {(x, y) 
}
D. No solution
Mathematics
Factor completely, or state that the polynomial is prime.x4 - 16
A. prime B. (x2 + 4)(x2 + 4) C. (x2 - 4)(x2 - 4) D. (x2 + 4)(x + 2)(x - 2)
Mathematics