Solve the system of equations by the substitution method. Check your solutions. For any dependent equations, write your answer in the ordered pair form.
A. {(0, 12)}
B. {(-12, 0)}
C. {(12, 0)}
D. {(0, -12)}
Answer: B
Mathematics
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Provide an appropriate response.Write the expression 
using words.
What will be an ideal response?
Mathematics
Graph the function and its inverse using the same set of axes. Use any method.f(x) = log x; f-1(x) = 10x
A. 
B. 
C. 
D. 
Mathematics
Factor the polynomial completely. If a polynomial cannot be factored, state that it is irreducible.x2 + 49
A. (x - 7)2 B. irreducible C. (x + 7)(x - 7) D. (x + 7)2
Mathematics
Do the operation and express the answer in a + bi form.
A) 11 - 7 i
B) 11 + 7 i
C) - 11 + 7 i
D) 7 - 11 i
E) - 11 - 7 i
Mathematics