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crystal

Public contributions from visitors who posted under the name crystal.

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Which expression is equivalent to mc019-1.jpg? mc019-2.jpg mc019-3.jpg mc019-4.jpg mc019-5.jpg
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Emma earns $6 each time she mows the lawn and $8 per hour for babysitting. She is saving up to buy a new pair of jeans that cost $48. If she mows the lawn x times and babysits for y hours, which graph shows the amount of...
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The table shows the total cost of purchasing x same-priced items and a catalog. What is the initial value and what does it represent? $4, the cost per item $4, the cost of the catalog $6, the cost per item $6, the cost o...
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The monomial 36x4 is a perfect square. What is the square root of 36x4? 6x2 6x4 18x2 18x4
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Which expression is equivalent to –6x3 • x • y2 • y6? mc010-1.jpg mc010-2.jpg mc010-3.jpg mc010-4.jpg
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Which table represents viable solutions for y = 5x, where x is the number of tickets sold for the school play and y is the amount of money collected for the tickets? A 2-column table with 4 rows titled School Play Ticket...
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Which graph shows the solution to the system of linear inequalities? 2x – 3y <12 y < –3 On a coordinate plane, 2 lines are shown. The first dashed straight line is horizontal to the y-axis at y = negative 3. Everything b...
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The equation T squared = A cubed shows the relationship between a planet’s orbital period, T, and the planet’s mean distance from the sun, A, in astronomical units, AU. If planet Y is k times the mean distance from the s...
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Omar grouped the terms and factored the GCF out of the groups of the polynomial 3x3 – 15x2 – 4x + 20. His work is shown. Step 1: (3x3 – 15x2) + (–4x + 20) Step 2: 3x2(x – 5) + 4(–x + 5) Omar noticed that he does not have...
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Which expression is equivalent to (16 x Superscript 8 Baseline y Superscript negative 12 Baseline) Superscript one-half? Negative 4 x Superscript 4 Baseline y Superscript 6 Negative 8 x Superscript 4 Baseline y Superscri...
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Teresa is factoring this polynomial by grouping. Which common factors should be used in the next step of factoring? 10x3+3x2−20x−6 (10x3+3x2)+(−20x−6) x2 and −2x 2x2 and −2x x2 and −2 2x2 and −2
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Which polynomial is prime? x3 + 3x2 – 2x – 6 x3 – 2x2 + 3x – 6 4x4 + 4x3 – 2x – 2 2x4 + x3 – x + 2
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Which polynomial is prime? x3 + 3x2 – 2x – 6 x3 – 2x2 + 3x – 6 4x4 + 4x3 – 2x – 2 2x4 + x3 – x + 2
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Which shows one way to determine the factors of x3 – 12x2 – 2x + 24 by grouping? x(x2 – 12) + 2(x2 – 12) x(x2 – 12) – 2(x2 – 12) x2(x – 12) + 2(x – 12) x2(x – 12) – 2(x – 12)
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Factor –8x3 – 2x2 – 12x – 3 by grouping. What is the resulting expression? (2x2 – 3)(4x + 1) (–2x2 – 3)(–4x + 1) (2x2 – 3)(–4x + 1) (–2x2 – 3)(4x + 1)
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Which shows one way to determine the factors of x3 + 5x2 – 6x – 30 by grouping? x(x2 – 5) + 6(x2 – 5) x(x2 + 5) – 6(x2 + 5) x2(x – 5) + 6(x – 5) x2(x + 5) – 6(x + 5)
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Which polynomial is prime? 3x3 + 3x2 – 2x – 2 3x3 – 2x2 + 3x – 4 4x3 + 2x2 + 6x + 3 4x3 + 4x2 – 3x – 3
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The polynomial 10x3 + 35x2 − 4x − 14 is factored by grouping. 10x3 + 35x2 − 4x − 14 5x2(____) − 2(____) What is the common factor that is missing from both sets of parentheses? −2x − 7 2x + 7 −2x2 + 7 2x2 + 7
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The volume of a prism is the product of its height and area of its base, V = Bh. A rectangular prism has a volume of 16y4 + 16y3 + 48y2 cubic units. Which could be the base area and height of the prism? a base area of 4y...
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Which statement is true about the factorization of 30x2 + 40xy + 51y2? The polynomial can be rewritten after factoring as 10(3x2 + 4xy + 5y2). The polynomial can be rewritten as the product of a trinomial and xy. The gre...
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What is the completely factored form of the expression 16x2 + 8x + 32? 4(4x2 + 2x + 8) 4(12x2 + 4x + 28) 8(2x2 + x + 4) 8x(8x2 + x + 24)
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What is the fully factored form of 32a3 + 12a2? 4a2(8a + 3) 4a(8a2 + 3a) 12a2(3a + 1) 12a(3a2 + a)
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A volume of a cylinder is given by the expression 6n2 – 13n – 28. The area of the base is 3n + 4. Which expression represents the height of the cylinder? 2n – 7 – 2n – 7 –2n + 7 – –2n + 7
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Divide 3x2 + 6 by 3x – 3. Which expression represents the quotient and remainder? x + x + 1 + x + 1 + x
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A rectangle's area is given by the expression 6n2 – n + 9. The width of the rectangle is 3n2. Which expression represents the length of the rectangle?
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