Rewrite as an expression using only positive exponents.x-3 ? x-3
A. 
B. -x9
C. -x6
D. 
Answer: A
Mathematics
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Use De Morgan's laws to write the negation of the statement.A day late and a dollar short.
A. Not a day late or not a dollar short. B. Not a day late and a dollar short. C. Not a day late and not a dollar short. D. A day late or not a dollar short.
Mathematics
A point on the terminal side of an angle ? is given. Find the exact value of the indicated trigonometric function of ?.(-3, 4)Find sin ?.
A. 
B. - 
C. 
D. - 
Mathematics
Solve the problem.The formula for the area of a rectangle is A = lw. Find the length of a rectangle with a width of 10 feet and an area of 140 square feet.
A. 14 feet B. 130 feet C. 120 feet D. 10 feet
Mathematics
Factor. Check by multiplying.9x + 24
A. 3(8x + 3) B. 3(3x + 24) C. 3(8x + 9) D. 3(3x + 8)
Mathematics