Find the trigonometric function value of angle ?. Use a calculator if necessary.tan ? = 0.80978403, with ? in quadrant IFind sec ?.

A. 1.2867596
B. -1.3452821
C. -1.2867596
D. 1.3452821


Answer: A

Mathematics

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Solve the problem.Jerry caught a fish that weighed 16 pounds. Pat caught a fish that weighed  pounds. How much more did Jerry's fish weigh than Pat's fish?

A. 9 pounds
B. 22 pounds
C. 9 pounds
D. 21 pounds

Mathematics

A sales office of a large computer manufacturer received the following number of orders each day over a 20 day period. 28, 28, 45, 70, 66, 33, 41, 50, 43, 90, 38, 72, 91, 68, 51, 40, 45, 65, 81, 75. Determine the range and midpoints. (Hint: divide the group into 10 intervals)

What will be an ideal response?

Mathematics

Provide an appropriate response.Explain the error in the following: 25x2 - 100 = (5x + 10)(5x - 10).

What will be an ideal response?

Mathematics

Graph the function.f(x) = 

A.

B.

C.

D.

Mathematics