Which expression is equivalent to 10x2y + 25x2? 5x2(2y + 5) 5x2y(5 + 20y) 10xy(x + 15y) 10x2(y + 25)
Complete the two- column proof Given: 11x - 6y = -1; x = 8 Prove: 98/6 = y 11x - 6y = -1; x = 8 88 - 6y = -1 -6y = -89 y = 89/6 89/6 = y a. Given: b. Symmetric Property of Equality; c. Subtraction Property of Equality; d. Division Property of Equality; e. Reflexive Property of Equality a. Given; b. Substitution Property; c. Subtraction Property of Equality; d. Division Property of Equality; e. Symmetric Property of Equality a. Given; b. Substitution Property; c. Subtraction Property of Equality; d. Division Property of Equality; e. Reflexive Property of Equality cant put it all in h
1. If f(x) = 8 – 10x and g(x) = 5x + 4, what is the value of (fg)(–2)? a) –196 b) –168 c) 22 d) 78 2. If f(x) is an odd function and the graph of f(x) includes points in Quadrant IV, which statement about the graph of f(x) must be true? a) It includes points in Quadrant I. b) It includes points in Quadrant II. c) It does not include points in Quadrant I. d) It does not include points in Quadrant II. 3. If f(x) = 3x2 + 1 and g(x) = 1 – x, what is the value of (f – g)(2)? a) 12 b) 14 c) 36 d) 38
8. Which is true about the recovery program Alcoholics Anonymous? a) Its members are over 21. b) It requires a small membership fee. c) Its members are not required to disclose their last names. d) Its members are court-ordered to participate as part of their sentencing.
Which statement best shows the difference between a line and a point? Which statement best shows the difference between a line and a point?
Pierre built the model shown in the diagram below for a social studies project. He wants to be able to show the inside of his model, so he sliced the figure as shown. Describe the cross section he created. a. a hexagon b. a pentagon c. a pyramid d. a rectangle Download jpg
Which shows one way to determine the factors of x3 – 9x2 + 5x – 45 by grouping? x2(x – 9) – 5(x – 9) x2(x + 9) – 5(x + 9) x(x2 + 5) – 9(x2 + 5) x(x2 – 5) – 9(x2 – 5)
Which of the following has a graph that is wider than the graph of y=3x2+2 ? a.y=3x2+3 b.y=0.5x2+1 c.y=4x2 +1 d.y=4x2+1
A quadratic equation has exactly one real number solution. Which is the value of its discriminant? WILL MARK BRAINLIEST a.−1 b.0 c.1 d.2
The monthly mean salaries and standard deviations of four college students are given below. Student Mean Standard Deviation Clarissa $345 12.53 Abi $598 8.99 Kaila $812 15.29 Shenika $208 7.67 Which statement must be true? The monthly salary of Shenika is less spread out than the monthly salary of Clarissa. The monthly salary of Kaila is less spread out than the monthly salary of Abi. The monthly salary of Abi is less spread out than the monthly salary of Shenika. The monthly salary of Clarissa is less spread out than the monthly salary of Abi.
Which ordered pair makes both inequalities true? y < –x + 1 y > x (–3, 5) (–2, 2) (–1, –3) (0, –1) Mark this and return Save and Exit
A prism of height 12" has a rhombus with diagonals 6" and 8" for a base. Find the volume. 240 cu. in. 288 cu. in. 576 cu. in.
Which function below is the inverse of f(x) = the quantity of two x plus three, over five.?f−1(x) = the quantity of five x plus three, over twof−1(x) = the quantity of five x minus three, over twof−1(x) = five over the quantity of two x plus threef−1(x) = five over the quantity of three minus two x?
Which of the following is not a Pythagorean triple?. . A.. 28, 45, 53. B.. 16, 63, 65. C.. 13, 84, 85. D.. 11, 61, 62.
Which expression is equivalent to 6x2 – 19x – 55? (2x – 11)(3x + 5) (2x + 11)(3x – 5) (6x – 11)(x + 5) (6x + 11)(x – 5)
The tables represent two linear functions in a system. What is the solution to this system? A (1, 0) B (1, 6) C (8, 26) D (8, –22) Download png
A triangle is rotated 90° about the origin. Which rule describes the transformation? (x, y) → (–x, –y) (x, y) → (–y, x) (x, y) → (–y, –x) (x, y) → (y, –x)
Which equation could be used to calculate the sum of the geometric series? 1/3 + 2/9 + 4/27 + 8/81 + 16/243?
Which exponential function is represented by the graph?f(x) = 2(1/2)^x f(x) = 1/2(2)^x f(x) = 1/2 (1/2)^x f(x) = 2(2)^xDownload png
An equation has solutions of m = –5 and m = 9. Which could be the equation? (m + 5)(m – 9) = 0 (m – 5)(m + 9) = 0 m2 – 5m + 9 = 0 m2 + 5m – 9 = 0
(Two office buildings are 51 m apart. The height of the taller building is 207 m. The angle of depression from the top of the taller building to the top of the shorter building is 15 degrees. Find the height of the shorter building to the nearest meter. ) QUESTION In the previous problem how does the angle of depression from the top of the taller building relate to the angle of elevation from the top of the shorter building. (You can pick more than once choice) A:They are congruent B:They are complementary C:They are supplementary D:They are alternate interior angles E:They are alternate exterior angles F:They are corresponding angles.
Graph the system of constraints and find the value of x and y that maximize the objective function.. x>0. y>0. y<1/5x+2. 5>y+x. objective function: c=7x-3y
Which shows one way to determine the factors of x3 + 4x2 + 5x + 20 by grouping? x(x2 + 4) + 5(x2 + 4) x2(x + 4) + 5(x + 4) x2(x + 5) + 4(x + 5) x(x2 + 5) + 4x(x2 + 5)