Browse questions and clear answers across school subjects and test-preparation topics.
Read this excerpt. The author included text inside of parentheses to A) provide the reader with extra information. B) explain what other scientists believe. C) provide the reader the author’s opinion. D) sequence the events mentioned.
Read more →In this excerpt, what does the word “severed” mean? A) detached B) broken C) linked D) lost
Read more →This is an image of a sea lamprey’s teeth. How does this image relate to the selection? A) Their teeth are connected to a long tube which they use to suck the blood through. B) Their teeth are used to scrape the skin of their prey until…
Read more →According to the selection, most other bats are different from vampire bats because other bats A) scrape instead of biting their prey. B) only fly to their food or prey. C) prefer large amounts of food or prey. D) can walk or run to their…
Read more →According to the selection, most other bats are different from vampire bats because other bats A) scrape instead of biting their prey. B) only fly to their food or prey. C) prefer large amounts of food or prey. D) can walk or run to their…
Read more →The figure shown is composed of two identical rectangular prisms and two identical cubes. Find the surface area. 625 mm² 600 mm² 500 mm² 420 mm²
Read more →Which expression could be combined with -6c³d²? o -8cd o 3/4c³d² o 2c³f² o c²d³ o I do not know the answer yet.
Read more →Find the difference. (6a + 2 – 5a^4) – (1 – 2a) – -5a^4 + 8a + 1 – -5a^4 + 8a^2 + 1 – -5a^4 + 4a + 3 – I do not know the answer yet. – -5a^4 + 8a + 3
Read more →If sum of two polynomials is 5c² – 6c and one of the polynomials is -2c + 4c² + 1, what is the other binomial? o c² – 4c – 1 o 9c² – 8c + 1 o 3c² – 2c + 1 o I do not know the answer yet. o c² – 8c – 1
Read more →Simplify the expression. √12/√5 o 2√15 o 2√15/5 o 3√2 o I do not know the answer yet. o √5
Read more →Simplify the expression. √288/√3 o I do not know the answer yet. o 8√6 o 4√6 o √96 o 24√2
Read more →Simplify the expression. -14√6 -28√3 -7√24 I do not know the answer yet. -7√14
Read more →Simplify the expression. √8 – √50 o -3√2 o I do not know the answer yet. o 5√2 o -7√2 o -√42
Read more →Simplify the expression 5√8 – 5√2. √6 These expressions can not be added. I do not know the answer yet. √30 5√2
Read more →Find the sum of √12 and √75. These two expressions can not be combined. 7√6 I do not know the answer yet. 10√3 7√3
Read more →Halfway through the season, the Florida State Seminoles football team had the highest average final score. What was the Florida State Seminoles’ average score if their final scores were 36, 44, 29, 58, and 42? o 52.2 points o I don’t know…
Read more →The data collected was presented on the box plot above. Which of the following data sets matches the box plot? o {7, 7, 7, 8, 8, 8, 4, 4, 3, 3, 5, 5, 6} o {74} o I don’t know yet o {7, 7, 7, 8, 8, 8, 8, 4, 4, 4, 4, 4, 3, 3, 3, 5, 5, 5, 5,…
Read more →Benjamin surveyed his Spanish class to find out how many students like certain cosmetic items. The data collected was presented on a box plot (below). What is the median number of students who like cosmetic items? A) 5 B) 6 C) 8 D) 10
Read more →A line contains the points (−4, −13) and (−2, 3). What is the slope of a line that is perpendicular to this line? −1/8 1/8 −8 I do not know the answer yet. 8
Read more →Which sequence of transformations is shown on the coordinate grid below? – Reflection over the x axis and dilation scale factor of 2 centered at the origin – Reflection over the y axis and dilation scale factor of 2 centered at the origin…
Read more →Which of the following numbers is classified as an irrational number? o 51 o 51/91 o I don’t know yet o 86.51 o √95
Read more →Which point best approximates √53 on the number line below? – The Red Point – The Light Blue Point – The Blue Point – The Green Point – I don’t know yet
Read more →Which outcome is NOT possible for the graph of a system of two linear equations? The lines intersect at one point so the system has one solution. The lines intersect in two different points so the system has two solutions. The equations…
Read more →Drag each graph to show if the system of linear equations it represents will have no solutions, one solution, or infinitely many solutions. No Solutions One Solution Infinitely Many Solutions
Read more →Use the drop-down menus to complete the statements below to answer this question: Can you determine whether a system of linear equations has a solution just by looking at the graph of the equations? The coordinates of (−6, 4) satisfy the…
Read more →The coordinates of (−6, 4) satisfy the equation y = 1/3 x + 6 because (−6, 4) __________. If (−6, 4) satisfies the equations of two lines, (−6, 4) is __________. This means that if two lines __________ at (−6, 4), then (−6, 4) is the…
Read more →The coordinates of (−6, 4) satisfy the equation y = 1/3 x + 6 because (−6, 4) ____. If (−6, 4) satisfies the equations of two lines, (−6, 4) is ____, so the lines _____ at (−6, 4). This means that if two lines _____ at (−6, 4), then (−6,…
Read more →Which ordered pair represents the solution to the system of linear equations? (0, 2) (2, 3) (3, 2) (5, 0)
Read more →There are ___ square faces on the surface of the figure. Each square face has an area of ___ cm². So, the area of all the visible square faces is ___ cm². There are ___ non-square rectangles on the surface of the figure. Each rectangle…
Read more →There are __ square faces on the surface of the figure. Each square face has an area of __ ft². So, the area of all the visible square faces is __ ft². There are __ non-square rectangles on the surface of the figure. Each rectangle has an…
Read more →Choose the four expressions that are equivalent to 3⁻⁴. 1) 1/81 2) 1/3⁴ 3) 3¹ × 3⁻⁴ 4) (3⁻⁷)³ 5) (1/3)⁴ 6) 3²/3⁶
Read more →Which expression is equivalent to a^4 · b^2 · a^(-4) · b^? a^(-16)b^8 (ab)^6 a b^6 b^6
Read more →Drag values to complete each equation. 8 0 8⁻¹ 1 (8³)⁴ · 8⁻⁹ / 8³ = 8³ · 8⁴ / (8²)⁴ =
Read more →Drag values to complete each equation. g^7 g^(−1) g^(−2) g^(−7) (g^5 ⋅ 9^(−9))/(9^3) = (g^(9^4))^3, g^(−14) =
Read more →Which expression is not equivalent to 6^4? 6^4 · 6^0 6^0 + 6^-5 6^1 · 6^3 6^8 / 6^4
Read more →Which number is equivalent to 2^(-5) · 3 · 2^2 · 3^2? 648 216 81/8 27/8
Read more →Drag values to complete each equation. x² x⁵ 1/x⁶ 1/x⁴ – x⁵ 1/x⁰ x²⁰ (x²)⁻² + x⁴x⁵ x²⁴ – (x²)²
Read more →When you graph a system of two linear equations, which outcome is NOT possible? The lines do not intersect, so there are no solutions. The lines intersect at one point, so the system has one solution. The lines intersect in two different…
Read more →You can solve the equation 2x – 3 = 1 by graphing y = 2x – 3 and y = 1 and finding their point of intersection. Use the drop-down menus to complete the statements below. Step 1 The solution of 2x – 3 = 1 is __. Step 2 (2, 1) is a solution…
Read more →Consider the equation x – 8 = 4 – 2x. The picture shows the graphs of y = x – 8 and y = 4 – 2x. Which statement is true? It is impossible to tell if any x-values satisfy the equation x – 8 = 4 – 2x. There are no x-values that satisfy the…
Read more →Rose wants to solve the equation 1/2(15x + 6.8) = 5(4 + 0.7x). She uses a graphing program to graph the equations y = 1/2(15x + 6.8) and y = 5(4 + 0.7x). Use the graph to find the solution of 1/2(15x + 6.8) = 5(4 + 0.7x). 4.15 38.675…
Read more →Which equation has a graph that goes through the points (4, -6) and (0, 6)? y = 4x + 6 y = -6x + 4 y = -3x + 6 y = 2x – 14
Read more →The equation 2x = 50 – 3x can be solved by graphing y = 2x and y = 50 – 3x. Use the drop-down menu to complete the statement to explain why a graph can be used to solve this equation. Step 1 When x = 10, both 2x and 50 – 3x equal Options:…
Read more →Aila wants to solve the equation -2.3 – 5x = 10 – 2x. She uses a graphing program to graph the equations y = -2.3 – 5x and y = 10 – 2x. Use the graph to find the solution of -2.3 – 5x = 10 – 2x. – -4.1 – 18.2 – (-4.1, 18.2) – All of these…
Read more →You can solve the equation 2x + 7 = 1 – x by graphing y = 2x + 7 and y = 1 – x and finding their point of intersection. Use the drop-down menus to complete the statements below. Step 1 The solution of 2x + 7 = 1 – x is ____. Step 2 (-2,…
Read more →Bierce wrote the story told in this selection to create which two of the following moods? A tranquility B apprehension C trepidation D empathy E rapture
Read more →What is the significance of this excerpt, read in a book by Mr. Brayton, in relation to the events that actually occur in this selection? A The word “falleth” from the excerpt alludes to Mr. Brayton’s actual fall onto the floor. B The…
Read more →What is one reason why Mr. Brayton decided to stay at Dr. During’s house during his visit to San Francisco? A) The Castle Hotel was infested with dangerous snakes while Dr. During’s home was safe. B) Mr. Brayton had expensive taste and…
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