Simplify the expression. Write the result using positive exponents only.m2 ? m-9 ? m-1 ? m
A. 
B. m18
C. m7
D. 
Answer: A
Mathematics
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Find the sum.44 + (-39)
A. -83 B. 83 C. -84 D. 5
Mathematics
Graph the linear function and give the domain and the range. If the function is a constant function, identify it as such.h(x) = 4
A. D = (-?, ?), R = {4}
constant function
B. D = (-?, ?), R = {4}
constant function
C. D = {4}, R = (-?, ?)
constant function
D. D = {4}, R = (-?, ?)
constant function
Mathematics
Solve by elimination and check.x + y = -8x - y = 4
A. (2, -5) B. (-3, -5) C. No solution D. (-2, -6)
Mathematics
Solve.If $38,000 is invested at 10% annual interest, how much should be invested at 12% annual interest so that the total yearly income from both investments is $5000?
A. $440 B. $1000 C. $4400 D. $10,000
Mathematics