Express the number in scientific notation.2500
A. 2.5 × 10-2
B. 2.5 × 10-3
C. 2.5 × 103
D. 2.5 × 102
Answer: C
Mathematics
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Indicate whether the statement is true or false.All decimal numbers which do not terminate are irrational numbers.
A. true B. false
Mathematics
Answer the question or write an explanation.Because 
= 4 with remainder 1, it follows that
Fill in the blank(s) with the appropriate word(s).
Mathematics
Complete the sentence so the result is an identity. Let x be any real number.1 + = csc2x
A. sin2x B. sec2x C. cot2x D. cos2x
Mathematics
Solve the system.
A. x = 3, y = 4, z = 5 B. x = 5, y = 4, z = 3 C. No solution D. x = 3, y = 5, z = 4
Mathematics