Use a calculator to evaluate the expression to the nearest tenth of a degree.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: B
Mathematics
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A categorical proposition is given. If it is not already in standard form, rephrase it. State the subject and predicate sets, and draw a Venn diagram for the proposition. Label all regions of the diagram clearly.Some singers are not children.
What will be an ideal response?
Mathematics
Factor completely. If unfactorable, indicate that the polynomial is prime.r2 - 10r + 25
A. (r - 10)(r + 10) B. (r - 5)2 C. (r + 5)(r - 5) D. (r + 5)2
Mathematics
Simplify the expression. Assume that all variables represent positive real numbers.-321/5
A. 16 B. -8 C. -2 D. 32
Mathematics
Determine if the argument is valid.No even number is divisible by 3.18 is an even number.
A. Valid B. Invalid
Mathematics