Solve the equation on the interval 0 ? ? < 2?.sec  = -

A.
B.
C.
D.


Answer: D

Mathematics

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Use a graphing calculator and the method of matrix inverses to solve the system. Give 5 decimal places.3.2x + ?y = x - 7.84y = 4

A. {(0.25269, 0.45438)} B. {(1.25432, -0.73113)} C. {(0.98584, -0.29241)} D. {(0, 1)}

Mathematics

Solve.The sum of three consecutive integers is 579. Find the numbers.

A. 191, 193, 195 B. 192, 193, 194 C. 191, 192, 193 D. 193, 194, 195

Mathematics

Determine graphically the solution set for the following system of inequalities.



Mathematics

Find the accumulated amount A if the principal P = $13,000 is invested at the interest rate of r = 7% per year for t = 10.5 years, compounded quarterly. Please round your answer to the nearest cent.

A = $__________

Mathematics