Complete the identity.csc x(sin x + cos x) = ?
A. 1 + cot x
B. sin x tan x
C. sec x csc x
D. -2 tan2 x
Answer: A
Mathematics
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Make the following conversion in the metric system.323 grams to kilograms
A. 323,000 kg B. 32,300 kg C. 0.0323 kg D. 0.323 kg
Mathematics
Write the whole number in words.5870
A. five hundred eighty-seven B. fifty-eight thousand, seventy C. five thousand, eight hundred seven D. five thousand, eight hundred seventy
Mathematics
Write the first four terms of the sequence defined by the recursion formula.a1 = 3 and an = 4an-1 + 1 for n ? 2
A. 3, 11, 43, 171 B. 3, 13, 53, 213 C. 3, 13, 49, 193 D. 3, 12, 48, 192
Mathematics
Solve the system of equations by the substitution method.
A. (2, 5) B. (5, 2) C. infinite number of solutions D. no solution
Mathematics