Determine whether B is the inverse of A.A = 
, B = 
A. Yes
B. No
Answer: B
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Solve.5x2 - 5y2 = 45 4x2 + y2 = 36
A. (-3, -6
), (-3, 6
), (3, -6
), (3, 6
)
B. (-3, 0), (3, 0)
C. (0, -3), (0, 3)
D. (-3, 6
), (3, 6
)
Solve the triangle. Round side lengths and angle measures to the nearest tenth when necessary. 
A. a ? 3.8, B = 28°, C = 92° B. a ? 3, B = 30°, C = 90° C. a ? 3.5, B = 30°, C = 90° D. a ? 3.5, B = 35°, C = 85°
Solve the problem.A candy company has 110 pounds of cashews and 145 pounds of peanuts which they combine into two different mixes. The deluxe mix has half cashews and half peanuts and sells for $6 per pound. The economy mix has one third cashews and two thirds peanuts and sells for $5.90 per pound. How many pounds of each mix should be prepared for maximum revenue?
A. 75 lb of deluxe, 35 lb of economy B. 225 lb of deluxe, 70 lb of economy C. 150 lb of deluxe, 105 lb of economy D. 110 lb of deluxe, 0 lb of economy
Write the expression with positive exponents only. Then simplify, if possible.x2y-2
A. 
B. y2x2
C. y6x2
D. 