Find the least common multiple.25a3, 20a
A. 100
B. 100a
C. 100a2
D. 100a3
Answer: D
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Express the set using set-builder notation. Use inequality notation to express the condition x must meet in order to be a member of the set.A = {400, 401, 402, . . ., 4000}
A. {x | x ? N and x ? 400 } B. {x | 400 < x < 4000} C. {x | x ? N and x ? 4000} D. {x | x ? N and 400 ? x ? 4000}
Find all solutions to the equation.1 - 4 cos2 x = 0
A. x = 
+ n?, x = 
+ n?, for integers n
B. x = 
+ 2n?, x = 
+ 2n?, for integers n
C. x = 
+ n?, x = 
+ n?, for integers n
D. x = 
+ n?, for integers n
The lengths of the sides of a triangle are given. Determine if the triangle is a right triangle. If it is, identify the hypotenuse.6, 7, 8
A. right triangle; 8 B. right triangle; 6 C. right triangle; 7 D. not right triangle
Change the following binary number to hexadecimal form.
A. 2 B. 7 C. 6 D. 3 E. 5