Problem 94
Perform each division. See Examples 9 and 10. (x2+11x+16)/(x+8)
Problem 95
Evaluate each expression. (-2/9 -1/4) - {-5/18 - (-1/2)}
Problem 95
Simplify each expression. Write answers without negative exponents. Assume all variables represent positive real numbers. (y7/3)(y-4/3)
Problem 95
Perform the indicated operations. Assume all variables represent positive real numbers. 8√(2x) - √(8x) + √(72x)
Problem 95
Add or subtract as indicated. 28.73 - 3.12
Problem 95
Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. N ∪ ∅
Problem 95a
Simplify each rational expression. Assume all variable expressions represent positive real numbers. (Hint: Use factoring and divide out any common factors as a first step.) [(x2 +1)4(2x) - x2(4)(x2+1)3(2x)] / [(x2+1)8]
Problem 96
Factor by any method. See Examples 1–7.
Problem 96
Add or subtract as indicated. 46.88 - 13.45
Problem 96a
Simplify each rational expression. Assume all variable expressions represent positive real numbers. (Hint: Use factoring and divide out any common factors as a first step.) [(y2 +2)5(3y) - y3(6)(y2+2)4(3y)] / [(y2+2)7]
Problem 97
Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. (M ∩ N) ∪ R
Problem 97
Simplify each expression. Write answers without negative exponents. Assume all variables represent positive real numbers. (k1/3)/(k2/3)(k-1)
Problem 97
Evaluate each expression.
Problem 97
Factor by any method. See Examples 1–7. x2+xy-5x-5y
Problem 97
Perform each division. See Examples 9 and 10. (4x3+9x2-10x-6)/(4x+1)
Problem 97
Perform the indicated operations. Assume all variables represent positive real numbers.
Problem 97a
Simplify each rational expression. Assume all variable expressions represent positive real numbers. (Hint: Use factoring and divide out any common factors as a first step.) [4(x2- 1)3 + 8x(x2-1)4] / [16(x2-1)3]
Problem 98
Evaluate each expression.
Problem 98
Simplify each expression. Write answers without negative exponents. Assume all variables represent positive real numbers. (z3/4)/(z5/4)(z-2)
Problem 98
Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13}, M = {0, 2, 4, 6, 8}, N = {1, 3, 5, 7, 9, 11, 13}, Q = {0, 2, 4, 6, 8, 10, 12}, and R = {0, 1, 2, 3, 4}.Use these sets to find each of the following. Identify any disjoint sets. (N ∪ R) ∩ M
Problem 98
Add or subtract as indicated. 345.1 - 56.31
Problem 98a
Simplify each rational expression. Assume all variable expressions represent positive real numbers. (Hint: Use factoring and divide out any common factors as a first step.) [10(4x2-9)2 - 25x(4x2-9)3] / [15(4x2-9)6]
Problem 99
Factor by any method. See Examples 1–7. p4(m-2n)+q(m-2n)
Problem 99
Perform each division. See Examples 9 and 10. (4x3-3x2+1)/(x-2)
Problem 99
Add or subtract as indicated. 3.87 + 15 + 2.9
Problem 99
Evaluate each expression for p=-4, q=8, and r=-10. -p² -7q +r²
Problem 99
Perform the indicated operations. Assume all variables represent positive real numbers.
Problem 99
Simplify each expression. Write answers without negative exponents. Assume all variables represent positive real numbers. (x1/4y2/5)20/x2
Problem 99a
Simplify each rational expression. Assume all variable expressions represent positive real numbers. (Hint: Use factoring and divide out any common factors as a first step.) [2(2x-3)1/3 - (x-1)(2x-3)-2/3] / [(2x-2)-2/3]
Problem 100
Perform each division. See Examples 9 and 10.
Ch. R - Review of Basic Concepts
