Add a constant term to the expression to make it a perfect square.x2 + 
x
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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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
Mathematics
Solve the problem.Four times a number added to 8 times the number is 60. What is the number?
A. -7.5 B. 0.6 C. 5 D. 7.5
Mathematics
Write the rational expression in lowest terms.
A. 
B. 
C. 
D. - 
Mathematics
Solve the problem.If a costume designer takes 20 hours to make 16 costumes, at what rate per hour are costumes being made?
A. 0.8 costume(s)/hour B. 1.6 costume(s)/hour C. 0.8 costume/hour D. 1.3 costumes/hour
Mathematics