Find the standard form of the equation of the parabola and determine the coordinates of the focus.
a. 
b. 
c. 
d. 
c.
Mathematics
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Solve the equation.x2 - 11x = -30
A. 6, 5 B. -5, -6 C. -5, 6 D. -6, 6
Mathematics
Graph the inequality on a number line. Then write the solution in interval notation.3 ? x < 7
A. (3, 7)
B. [3, 7)
C. [3, 7]
D. (3, 7]
Mathematics
Solve the problem.A certain product has supply and demand functions given by p = 3q + 21 and p = 164 - 8q, respectively, where p is the price in dollars and q is the quantity supplied or demanded at price p. What price gives market equilibrium?
A. $60 B. $39 C. $18 D. $13
Mathematics
Simplify.- 
÷ (- 
)
A. 
B. - 
C. - 
D. 
Mathematics