Simplify the polynomial by adding or subtracting, as indicated. Express your answer as a single polynomial in standard form.(5x5 - 6x4) + (3x5 - 8x4 - 9)
A. 8x5 - 14x4 - 9
B. -11x10
C. 7x5 - 3x4 - 9x
D. -9x - 14x5 - 5x4
Answer: A
Mathematics
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Evaluate if possible.
A. 
B. 
C. 
D. 
Mathematics
Solve for y.7x + 3y = 8
A. y = 
B. y = 
C. y = 11 - 7x
D. y = 7 + 7x
Mathematics
Find the composite function for the given functions.f ? g for f(x) = 
and g(x) = 8x - 12
A. 8
B. 2
C. 8
- 12
D. 2
Mathematics
Provide an appropriate response.Why is it not possible to choose h and k, neither zero, so the parabola 
has its vertex at the origin?
What will be an ideal response?
Mathematics