Find the coordinates of the vertex of the quadratic function.f(x) = 11(x - 5)2 + 4
A. (4, -5)
B. (-5, 4)
C. (11, 5)
D. (5, 4)
Answer: D
Mathematics
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At the given point, find the slope of the curve or the line that is tangent to the curve, as requested.y5 + x3 = y2 + 12x, tangent at (0, 1)
A. y = - 
x - 1
B. y = 
x + 1
C. y = - 
x
D. y = 4x + 1
Mathematics
Solve the problem. Round your answer to the nearest cent.Sumi Kato's savings account has a balance of $1365. After 7 years what will the amount of interest be at 3.5% compounded annually?
A. $371.69 B. $377.69 C. $955.50 D. $360.69
Mathematics
Use Cramer's rule to solve the system. x + y + z + w = 7 3x - 2z + 5w = 11-4x + 3y + w = 4 -x - y - z - w = 6
A. 
B. 
C. 
D. Can't use Cramer's rule, D = 0
Mathematics
Simplify the exponential expression.(-2x)6
A. -12x B. 64x C. -12x6 D. 64x6
Mathematics