Solve the proportion for the given variable. = 

A. 5
B. 11
C. 22
D.


Answer: A

Mathematics

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Use technology to solve the system.2x - y = 5-4x +2y = -10

A. (0, -5)
B. No solution
C. (2, 5)
D. Infinitely many solutions: {2x - y = 5}

Mathematics

Give a number that satisfies the given condition.A number between -8 and 8 that is a negative real number but not an integer

What will be an ideal response?

Mathematics

Calculate the average rate of change of f on each interval. What happens to this average rate of change as the interval decreases in length?f(x) = -4x2 + x4(i) [-2.1, -1.9] (ii) [-2.01, -1.99] (iii) [-2.001, -1.999]

A. (i) 0.04; (ii) 0.0004; (iii) 0.000004; approaches 0. B. (i) -0.04; (ii) -0.0004; (iii) -0.000004; approaches 0. C. (i) -79.1995; (ii) -799.92; (iii) -7999.992; approaches 0. D. (i) -7.92395; (ii) -7.99920400; (iii) -7.99999200; approaches -8.

Mathematics

Find the area A. Round the answer to three decimal places.

A. 21.206 yd2 B. 13.5 yd2 C. 2.356 yd2 D. 42.412 yd2

Mathematics