## Elementary Mathematical Analysis: A Text Book for First Year College Students |

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abscissas algebraic amplitude angle arithmetical arithmetical progression axes axis called centimeters common logarithm complex number compound interest Compute constant construction coordinate paper corresponding cos2 cosine cubic cubical parabola curve decimal diameter divided double scale Draw ellipse equal Exercises exponential expression F-axis factor feet Find the equation formula fractional geometrical progression given graph graphically Hence horizontal hyperbola Illustration inches latus rectum length loci locus logarithms magnitude mathematics means motion multiplying negative obtain ordinates origin parabola parametric equations perpendicular plane polar coordinates polar equation positive power function quadrant radians ratio rectangle represented result revolutions per minute right triangle roots rotation seiche Show side sin2 sine sinusoid Sketch slope Solve squared paper straight line student Substituting tangent theorem tion trigonometric functions uniform scale variable velocity vertical wave Write the equation X-axis X-intercept zero

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Page 323 - In the same way it may be proved that a : b : : sin. A : sin. B, and these two proportions may be written a : 6 : c : : sin. A : sin. B : sin. C. THEOREM III. t8. In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference. By Theorem II. we have a : b : : sin. A : sin. B.

Page 130 - At a point 200 feet from, and on a level with the base of a tower, the angle of elevation of the top of the tower is observed to be 60° : what is the height of the tower?

Page 321 - In any triangle, the square of the side opposite an acute angle is equal to the sum of the squares of the other two sides diminished by twice the product of one of those sides by the projection of the other upon that side.

Page 374 - Hence the product of two complex numbers is a complex number whose modulus is the product of the moduli and whose amplitude is the sum of the amplitudes of the two complex numbers.

Page 248 - The logarithm of the product of two numbers is equal to the sum of the logarithms of the numbers.

Page 321 - In any obtuse triangle, the square of the side opposite the obtuse angle is equal to the sum of the squares of the other...

Page 461 - A term may be transposed from one member of an equation to the other by changing its sign.

Page 408 - A conic is the locus of a point whose distance from a fixed point called the focus is in a constant ratio to its distance from a fixed line called a directrix.

Page 12 - ... function. A magnitude so related to another magnitude that for any value of one there is a corresponding value of the other. For instance, the area of a circle is a function of its radius. The radius is also a function of the area. functional reserves. The ability of the body to accomplish additional muscular or other activity and useful work beyond the normal level of activity of an individual.

Page 413 - Parabola is the locus of a point whose distance from a fixed point is always equal to its distance from a fixed straight line.