Subtract.(8x7 - 17x6 - 6) - (-10x6 + 6x7 - 3)
A. 2x7 - 7x6 - 9
B. -8x13
C. 2x7 - 11x6 - 9
D. 2x7 - 7x6 - 3
Answer: D
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Find the standard-form equation of the ellipse centered at the origin and satisfying the given conditions.An ellipse with intercepts (±4, 0) and (0, ±3)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Graph the equation. Include the coordinates of any local extreme points and inflection points.y = x + cos 2x, 0 ? x ? ?
A. no local extrema
inflection point: 
B. local minimum: (1.444, -0.246)
local maximum: (0.126, 1.031)
inflection points: (0.785, 0.393), (2.356, 1.178)
C. local minimum: 
local maximum: 
inflection points: 
, 
D. local minimum: 
local maximum: 
inflection point: 
Find the nonforfeiture values of the policy. The policies were issued at age 25.
Years in force: 5Type of policy: universal lifeFace value: $23,000Nonforfeiture option: Cash value
A. $644 B. $2208 C. $7130 D. $1610
Determine the discriminant of the quadratic equation. Use the value of the discriminant to determine whether the quadratic equation has two rational solutions, two irrational solutions, one repeated real solution, or two complex solutions that are not real.4x2 + 5x = 7
A. Two complex solutions that are not real B. One repeated real solution C. Two rational solutions D. Two irrational solutions