## An Academic Algebra |

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### Common terms and phrases

a²x² ab² according added algebraic amount arithmetical arranged base binomial called cent changed CHAPTER coefficient common constant contains cube root denominator denote difference distance Divide dividend divisible divisor equal equation equivalent EXAMPLE exceeds Exercise exponents expression factors feet figures Find four fourth fraction given greater grouping Hence identity imaginary increased integral interest introduced less letters limit logarithm mantissa means miles an hour minutes Multiply negative NOTE obtain polynomial positive principles problem proportion prove quadratic quotient ratio Reduce remainder result satisfy solutions Solve square root Subtract surds term third tion travelled true unknown variable varies whole Write zero

### Popular passages

Page 58 - Divide the first term of the dividend by the first term of the divisor, and write the result as the first term of the quotient. Multiply the whole divisor by the first term of the quotient, and subtract the product from the dividend.

Page 297 - The pressure of wind on a plane surface varies jointly as the area of the surface, and the square of the wind's velocity. The pressure on a square foot is 1...

Page 80 - His head weighed as much as his tail and half his body, and his body weighed as much as his head and tail together. What was the weight of the fish ? Let 2x = the weight of the body in pounds.

Page 296 - ... that the volume of a sphere varies as the cube of its radius. 20. Find the radius of a sphere whose volume is equal to the sum of the volumes of three spheres whose radii are r, /, and r".

Page 224 - To express that the ratio of A to B is equal to the ratio of C to D, we write the quantities thus : A : B : : C : D; and read, A is to B as C to D.

Page 231 - It is required to divide the number 14 into two such parts that the quotient of the greater divided by the less, may be to the quotient of the less divided by the greater as 16 to 9.

Page 217 - A man walks 35 miles partly at the rate of 4 miles an hour, and partly at 5; if he had walked at 5 miles an hour when he walked at 4, and vice versa, he would have covered 2 miles more in the same time : find the time he was walking.

Page 222 - The fore- wheel of a carriage makes 6 revolutions more than the hind-wheel in going 120 yards ; if the circumference of the...

Page 89 - The square root of a number is one of its two equal factors.