Solve.log91 = x
A. x = 1
B. x = 81
C. x = 0
D. x = 9
Answer: C
Mathematics
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Answer the question.If a rectangle is x feet long and y feet wide, which one of the following expressions is the length of its diagonal in terms of x and y?
A. x + y
B. x2 + y2
C. 
D. 
Mathematics
Simplify the expression. Write the answer with only positive exponents. Assume that all variables represent nonzero real numbers.105(10-2)
A. 
B. 
C. 103
D. 104
Mathematics
Answer the question.If k < 0, what is the solution set of 
> k
A. ?
B. {0}
C. (-?, ?)
D. (- 
, 
)
Mathematics
Solve.The largest angle of a triangle is 6 times the smallest angle and it is 3 times the other angle. Find the measure of the smallest angle.
A. 40° B. 10° C. 20° D. 30°
Mathematics