Algebra.Com's Answer #824122 by ikleyn(52806)![\"\"](\"/images/stars/stars-13.gif\")  
You can put this solution on YOUR website!
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document.write( "The function f is defined for 0 ≤ x ≤ 2pi, by f(x) = 3 + 5sin2x. State
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document.write( "(i) the amplitude of f
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document.write( "(2) the period of f
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document.write( "(3) the maximum and minimum values of f
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document.write( "(4) Sketch the graph of y = f(x)
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document.write( "(1) The amplitude of f(x) is 5 units, obviously: the coefficient at sin(2x).\r\n" );
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document.write( "(2) The period of f(x) is  , obviously: half of the period of sin(x), the base parent function.\r\n" );
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document.write( " So, in the given interval from 0 to  , you will have two periods.\r\n" );
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document.write( "(3) The maximum of f(x) is 3 + 5 = 8.\r\n" );
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document.write( " The minimum of f(x) is 3 - 5 = -2.\r\n" );
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document.write( " The mid-line is y = 3.\r\n" );
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document.write( "(4) Make a sketch on your own.\r\n" );
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document.write( " Or use the online plotting tool at www.desmos.com/calculator. It is free of charge.\r\n" );
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document.write( " All you need for it is to print the formula for the function in the input port.\r\n" );
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document.write( "Solved.\r
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