Match the equation with the surface it defines.
- 
= 
A. Figure 4
B. Figure 3
C. Figure 1
D. Figure 2
Answer: B
Mathematics
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Graph the equation. Include the coordinates of any local extreme points and inflection points.y = x
A. local minimum: 
local maximum: 
inflection point: (0, 0)
B. local maximum: 
no inflection point.
C. local minimum: 
local maximum: 
inflection point: (0, 0)
D. local maximum: (0, 
)
no inflection points.
Mathematics
Solve.The sales tax on the purchase of a tractor is $3395.42. If the tax rate is 7.9%, find the purchase price of the tractor.
A. $1,459,351.52 B. $46,375.42 C. $33,954.20 D. $42,980.00
Mathematics
Provide an appropriate response.Perform the multiplication: -6a(-2a2)
A. -8a3 B. -12a3 C. 12a3 D. -8a2
Mathematics
Simplify the expression by combining like terms if possible.-b2 + ab2
A. -b2 + ab2 B. ab C. a D. a + 2b2
Mathematics