Solve the equation.5y4 + 8y2 - 4 = 0
A. ±
, ± 
B. 
, -2
C. ±
, ±j
D. - 
, 2
Answer: C
Mathematics
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Find the distance between the points. Round your answer to the nearest tenth except when an exact answer is requested.(3, 7) and (-6, -7) (exact answer)
A. 126
B. 115
C. 
D. 
Mathematics
Determine whether matrix B is the inverse of matrix A by finding the product AB.A = 
, B = 
A. B = A-1 B. B ? A-1
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Approximate the given square root to the nearest hundredth using the guess-and-check method.
A. 11.00 B. 11.27 C. 11.26 D. 11.29
Mathematics
Solve the problem by writing and solving a suitable system of equations.A shopkeeper orders 54 pounds of cashews and peanuts. If the amount of cashews he orders is 
less than the amount of peanuts, how many pounds of peanuts did he order?
A. 27 pounds B. 42 pounds C. 21 pounds D. 33 pounds
Mathematics