Graph y= -4sinx


Mathematics

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Solve the given applied problem.A rectangle has area A m2 with A = w(9 - w), where w is the width of the rectangle and the perimeter is 18m. Sketch the graph of A as a function of w.

A.

B.

C.

D.

Mathematics

Solve the inequality. Graph the solution on a number line and represent the solution in interval notation when possible.1.4x + 16.4 < 4.1x + 5.6

A. x < -4

(-?, -4)
B. x > 4

(4, ?)
C. x > -4

(-4, ?)
D. x < 4

(-?, 4)

Mathematics

Solve.When making a long distance call from a certain pay phone, the first three minutes of a call cost $2.65. After that, each additional minute or portion of a minute of that call costs $0.30. Use an inequality to find the maximum number of minutes one can call long distance for $6.85.

A. at most 23 minutes B. at most 17 minutes C. at most 14 minutes D. at most 3 minutes

Mathematics

Evaluate.Given that log x = 3 and log y = 5, find log .

A.
B. 75
C. 48
D.

Mathematics