Basic Mathematics for Engineering and Science

algebraic angle approximate numbers arithmetic mean circle coefficient complex number computation conic constant coordinate axes cos² curve determined digits directrix distance ellipse equa equal example EXERCISE expressed Find the equation foci formula geometric given equation given number given points graph Hence hyperbola ILLUSTRATION imaginary numbers imaginary unit intercepts intersection law of cosines law of sines length linear locus logarithms mean measurements method negative obtain origin parabola parallel parameter parametric equations perpendicular plane polar coordinates positive problem quadratic equation QUESTIONS FOR DISCUSSION radians radical axis radius real numbers represented result roots scientific notation sequence shown in Fig significant figures sin² slope Solution Solve square straight line student substitute symbol symmetry tangent theorem tion triangle trigonometric functions variable vector vertical voltage write x-axis y-axis y-intercept zero