Use the method of undetermined coefficients to solve . y'' + 4y = t + sin2t , y(0) = y'(0) = 0

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

The following graph shows the consumer price index (cpi) for a fictional country from 1970 to 1980? a.) 1976 - 1978b.) 1972 - 1974c.) 1974 - 1976d.) 1978 - 1980

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8