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Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?