Beginners' Algebra, Book 1 |
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altitude angle answer arithmetic called cents a pound certain number circumference coefficient completing the square decimal point denominator diameter difference Divide division divisor Draw a graph Draw the graph equa EXERCISES Find EXERCISES Solve exponent expression factors figures fill Find the dimensions Find the number Find the ratio Find the sum Find the value Find value finding the square formula fractional equations gallons given height hypotenuse Illustration inches last article length letter linear equation method miles an hour minutes monomial negative number number added operation pair parentheses perimeter pipe Plot polynomials positive number problem quadratic quadratic equation quotient rectangle result right triangle second degree solution Solve and check square feet square root subtract tank temperature tens digit three consecutive integers tion trinomial twice units digit unknown number width write x²+1 zero
Popular passages
Page 11 - Multiply as in the multiplication of integers, and point off" as many decimal places in the product as there are decimal places in both multiplicand and multiplier.
Page 271 - A cistern can be filled by two pipes running together in 2 hours 55 minutes. The larger pipe by itself will fill it sooner than the smaller by 2 hours. What time will each pipe separately take to fill it?
Page 142 - Similarly, if the sum of the digits of a number is divisible by 3, the number is divisible by 3.
Page 116 - Two men, A and B, start from the same place at the same time, and travel the same way ; A travels 52 miles a day, and B 44 miles a day ; how far apart will they be at the end of 10 days ? 15.
Page 159 - To find the area of a triangle. — Multiply the base by the perpendicular height, and half the product will be the area.
Page 177 - V = ^^ where r is the radius of the base and h is the height of the cone.
Page 116 - A and B start from the same place and travel in the same direction, A at the rate of 9 miles an hour and B 6 miles ; how far apart are they in 1 hour ? In 5 hours?
Page 141 - Divide the numerical coefficient of the dividend by the numerical coefficient of the divisor ; and to the result annex the letters, giving to each letter an exponent equal to its exponent in the dividend minus its exponent in the divisor.
Page 217 - A common multiple of two or more expressions is an expression which can be divided by each of them without a remainder.
Page 89 - ... the product of a positive number and a negative number is a negative number and that the product of two positive numbers is a positive number.