17. Prove that:
1 -- secA + tanA / 1 + Sec A – tan A =
SecA + tanA – 1 / secA + tanA + 1​

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year