Find all real numbers that satisfy the equation.cot  = 1

A.
B.
C.
D.


Answer: C

Mathematics

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Multiply in the indicated base.648 × 68

A. 47008 B. 46978 C. 47068 D. 47228

Mathematics

Find the quotient.

A. 52 B. 0 C. Undefined D. 1

Mathematics

Solve the problem.Solve the formula V = ?r2h + ?hrR + ?hR2 for r.

A. = 
B. = 
C. = ±
D. = 

Mathematics

Factor out the largest possible common factor.s(t2 - 14) + 11(t2 - 14)

A. 11s(t2 - 14) B. (t2 - 14)(s - 11) C. (st2 - 14s) + (11t2 - 154) D. (t2 - 14)(s + 11)

Mathematics