Determine the domain and the range of the function.f(x) = -11x2 - 2x - 6
A. domain: all real numbers
range: 
B. domain: all real numbers
range: 
C. domain: all real numbers
range: 
D. domain: all real numbers
range: 
Answer: B
Mathematics
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Verify that the given equation is an identity.tanh 2x = 
What will be an ideal response?
Mathematics
Represent the quantity by an integer.a deduction of $348.62 in your checkbook
A. 348.62 B. -348.62
Mathematics
Solve the given equation by finding the unknown value.5 ? ? = 45
A. 8 B. 45 C. 9 D. 225
Mathematics
Determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.x2 - 3x
A. 
; x2 - 3x + 
= 
2
B. - 
; x2 - 3x - 
= 
2
C. 9; x2 - 3x + 9 = (x - 3)2
D. 
; x2 - 3x + 
= 
2
Mathematics