Solve the equation. Express radicals in simplest form.3x2 = 45
A. {22.5}
B. {-
, 
}
C. {16}
D. {-15, 15}
Answer: B
Mathematics
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Find the ratio.
Mathematics
Construct a rhombus with diagonals a and b.
______________________________ ____________________________ a b
Mathematics
If a circle O has radius r and arc AB of circle O has a central angle of 18°, then
(a) the ratio of the length of AB to the area of sector AOB is 1:2. (b) if P is on circle O, ?APB = 1°8. (c) ?AOB = 9°. (d) the ratio of the minor arc AB to the major arc is 1:20. (e) None of these is correct.
Mathematics
Simplify the expression using the quotients-to-powers rule.
3
A. 
B. 
C. 
D. 
Mathematics