Solve.Use one of the following names to identify the property illustrated by this expression: associative, commutative, identity, or distributive.43 + 78 = 78 + 43
A. Commutative
B. Distributive
C. Identity
D. Associative
Answer: A
Mathematics
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Solve the equation.x + 17 = 0
A. i
B. -i
C. -17
D. 17
Mathematics
Solve the problem.How long will it take for $7200 to grow to $31,600 at an interest rate of 1.6% if the interest is compounded continuously? Round the number of years to the nearest hundredth.
A. 92.44 yr B. 9.24 yr C. 9244.23 yr D. 0.92 yr
Mathematics
Find the exact value of y, or state that y is undefined.y = sec-1 
A. - 
B. 
C. - 
D. 
Mathematics
The augmented matrix of a system of equations has been transformed to an equivalent matrix in row-echelon form. If the system is consistent, then give the solution. If it is not, then state that it is inconsistent.
A. (3, 8, z, 5) B. (3, 0, 8, 5) C. (3, y, 8, 5) D. Inconsistent
Mathematics