Solve the system of linear equations.
Fill in the blank(s) with the appropriate word(s).
(65, 40)
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Use a calculator to find the function value. Give your answer rounded to seven decimal places, if necessary.cos 39°4'
A. 0.2882066 B. 0.3882066 C. 0.7764132 D. 0.9764132
Answer the question(s) based on the following situation: Over the last 80 years records have been kept of the annual rainfall in the Tasmanian desert. The distribution of annual rainfall is approximately normal and has no outliers. The minimum of 4.5 inches of rain occurred in 1952; the maximum of 11.7 inches of rain occurred in 1934.The third quartile of the rainfall distribution is approximately
A. 7.3 inches. B. 8.1 inches. C. 8.9 inches. D. 7 inches. E. none of these
Use algebraic and/or graphical methods to solve the inequality.x4 - 53x2 + 196 < 0
A. -7 < x < 7 B. x < -2 or x > 2 C. -7 < x < -2 or 2 < x < 7 D. -7 < x < -2
Solve the problem.A square has an area of 49 square inches. If the same amount is added to the length and removed from the width, the resulting rectangle has an area of 45 square inches. Find the dimensions of the rectangle.
A. 3 in. by 4 in. B. 5 in. by 10 in. C. 4 in. by 9 in. D. 5 in. by 9 in.