Decide whether or not the equation defines y as a function of x.
= x2 + 4 (Hint: Let x = 0.)
A. No
B. Yes
Answer: A
Mathematics
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Multiply.96 ? (-2)
A. -190 B. -288 C. 190 D. -192
Mathematics
Clear fractions then solve by substitution.
- 
= - 
= 
A. 
B. 
C. 
D. 
Mathematics
Describe the behavior of the function's graph at its x-intercepts.f(x) = (x - 3)2(x + 7)
A. Does not cross at (7, 0) , crosses at (-3, 0) B. Does not cross at (3, 0) , crosses at (-7, 0) C. Crosses at (3, 0) and (-7, 0) D. Does not cross at (3, 0) or (-7, 0)
Mathematics
Find the perimeter or area of the figure as indicated.Find the perimeter of the regular hexagon.
A. (18x - 6) km B. (15x - 30) km C. (18x - 36) km D. (21x - 6) km
Mathematics