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An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

What are the exclude value of mn+3m