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mathematics
survey of mathematics
Questions and Answers of
Survey of Mathematics
Determine whether the graph represents a function. If it does represent a function, give its domain and range. y. + -2 х 2 -2-
Determine whether the graph represents a function. If it does represent a function, give its domain and range. y 2- -2 2 -2-
Fill in the blank with an appropriate word, phrase, or symbol(s).A test that is used to determine whether a graph represents a function is called the ________ line test.
Fill in the blank with an appropriate word, phrase, or symbol(s).The formula used to determine the equation for the axis of symmetry of a parabola is _________.
Fill in the blank with an appropriate word, phrase, or symbol(s).In a quadratic function of the form f (x) = ax2 + bx + c, if a is less than 0, then the graph of f(x) is a parabola that opens
Fill in the blank with an appropriate word, phrase, or symbol(s).In a quadratic function of the form f(x) = ax2 + bx + c if a is greater than 0, then the graph of f(x) is a parabola that opens
Fill in the blank with an appropriate word, phrase, or symbol(s).The set of values obtained for the dependent variable is called the _________ of the function.
Fill in the blank with an appropriate word, phrase, or symbol(s).The set of values that can be used for the independent variable is called the _______ of the function.
Fill in the blank with an appropriate word, phrase, or symbol(s).A special type of relation where each value of the independent variable corresponds to a unique value of the dependent variable is
Fill in the blank with an appropriate word, phrase, or symbol(s).Any set of ordered pairs is called a(n) ____________.
Write an equation that has solutions -1 and 3.
The radicand in the quadratic formula, b2 - 4ac, is called the discriminant.How many real number solutions will the quadratic equation have if the discriminant is (a) Greater than 0.(b) Equal to
(a) Explain why solving the equation (x - 4) (x - 7) = 6 by setting each factor equal to 6 is not correct.(b) Determine the correct solution to (x - 4) (x - 7) = 6
A model rocket is launched from a hill 80 feet above sea level. The launch site is next to the ocean, and the rocket will fall into the ocean. The rocket’s height, h, above sea level can be
A ball is projected upward from the ground. Its height h, above ground, in feet, can be determined by the equation h = -16t2 + 128tWhere t is the number of seconds after the ball is projected.
CJ’s garden is surrounded by a uniform-width walkway. The garden and walkway together cover an area of 320 square feet. If the dimensions of the garden are 12 feet by 16 feet, determine the width
Karens back yard has a width of 20 meters and a length of 30 meters. Karen wants to put a rectangular flower garden in the middle of the back yard, leaving a strip of grass of uniform
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.5x2 - 4x = -2
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.4x2 + 6x = -5
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.4x2 + 7x - 1 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.3x2 - 10x + 7 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.3x2 = 9x - 5
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.2x2 + 7x + 5 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.3x2 - 6x - 5 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.4x2 - 5x - 3 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.2x2 + 4x + 1 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.3x2 - 8x + 1 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.2x2 - 5x - 2 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.3x2 + 9x + 5 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.2x2 - 4x + 5 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.x2 - 2x + 2 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.x2 = -8x + 15
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.x2 - 4x + 2 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.x2 - 6x - 16 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.x2 - 3x - 18 = 0
Solve the equation, using the quadratic formula. If the equation has no real solution, so state.x2 - 11x + 24 = 0
Solve the equation, using the quadraticformula. If the equation has no real solution, so state.x2 + 2x - 3 = 0
Solve each equation by factoring.4x2 + x - 3 = 0
Solve each equation by factoring.6x2 - 19x + 3 = 0
Solve each equation by factoring.5x2 = 14x - 8
Solve each equation by factoring.3x2 = -5x - 2
Solve each equation by factoring.2x2 = -5x + 3
Solve each equation by factoring.5x2 + 11x = - 2
Solve each equation by factoring.3x2 - 5x = 3
Solve each equation by factoring.3x2 + 10 x = 8
Solve each equation by factoring.x2 + 12x + 20 = 0
Solve each equation by factoring.x2 + 5x - 36 = 0
Solve each equation by factoring.x2 - 64 = 0
Solve each equation by factoring.x2 - 81 = 0
Solve each equation by factoring.x2 - 13x + 40 = 0
Solve each equation by factoring.x2 = 4x - 3
Solve each equation by factoring.x2 - 7x = -6
Solve each equation by factoring.x2 - 15 = 2x
Solve each equation by factoring.x2 - 9x + 18 = 0
Solve each equation by factoring.x2 - 8x + 7 = 0
Solve each equation by factoring.x2 + 5x - 6 = 0
Solve each equation by factoring.x2 + 8x + 15 = 0
Solve each equation, using the zero-factor property.(x - 6) (5x - 4) = 0
Solve each equation, using the zero-factor property.(3x + 4) (2x - 1) = 0
Solve each equation, using the zero-factor property.(2x + 3) (x - 1) = 0
Solve each equation, using the zero-factor property.(x - 4) (x + 3) = 0
Factor the trinomial.6x2 - 13x + 2
Factor the trinomial.8x2 - 2x - 3
Factor the trinomial.6x2 - 11x + 4
Factor the trinomial.4x2 - 11x + 6
Factor the trinomial.4x2 + 20x + 21
Factor the trinomial.4x2 + 11x + 6
Factor the trinomial.2x2 - 9x + 10
Factor the trinomial.5x2 + 12x + 4
Factor the trinomial.2x2 - x - 3
Factor the trinomial.3x2 + x - 2
Factor the trinomial.3x2 - 7x + 2
Factor the trinomial.2x2 + 7x + 3
Factor the trinomial.x2 + 2x - 48
Factor the trinomial.x2 - 2x - 63
Factor the trinomial.x2 + 4x - 32
Factor the trinomial.x2 + 3x - 28
Factor the trinomial.x2 - 64
Factor the trinomial.x2 - 16
Factor the trinomial.x2 - x - 30
Factor the trinomial.x2 - 9x + 18
Factor the trinomial.x2 - 5x - 6
Factor the trinomial.x2 - 2x - 3
Factor the trinomial.x2 + 2x - 3
Factor the trinomial.x2 + 3x - 10
Factor the trinomial.x2 + 2x - 3
Factor the trinomial.x2 - x - 6
Factor the trinomial.x2 + 5x + 4
Factor the trinomial.x2 + 5x + 6
Fill in the blank with an appropriate word, phrase, or symbol(s).When multiplying two binomials, a method that obtains the products of the first, outer, inner, and last terms is called the _________
Fill in the blank with an appropriate word, phrase, or symbol(s).For a quadratic equation in standard form ax2 + bx + c = 0, a ≠ 0, the quadratic formula is ________.
Fill in the blank with an appropriate word, phrase, or symbol(s).When a quadratic equation cannot be easily solved by factoring, the equation can be solved using the ___________ formula.
Fill in the blank with an appropriate word, phrase, or symbol(s).The property that indicates that if the product of two factors is 0, then one or both of the factors must have a value of 0 is called
Fill in the blank with an appropriate word, phrase, or symbol(s).An expression that contains three terms in which each exponent that appears on a variable is a whole number is called a(n)____________
Fill in the blank with an appropriate word, phrase, or symbol(s).An expression that contains two terms in which each exponent that appears on a variable is a whole number is called a(n) __________ .
Name two items that have not been mentioned in this section that vary directly.
Use your intuition to determine whether the variation between the indicated quantities is direct or inverse.The percent of light that filters through water and the depth of the water.
Use your intuition to determine whether the variation between the indicated quantities is direct or inverse.The amount of fertilizer needed to fertilize a lawn and the area of the lawn.
Use your intuition to determine whether the variation between the indicated quantities is direct or inverse.The time it takes an ice cube to melt in water and the temperature of the water.
Use your intuition to determine whether the variation between the indicated quantities is direct or inverse.The number of people in line at a bank and the amount of time required for the last person
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