Hot Student Stories

# Mathematics

#### Using the graph of f(x) = log2x below, approximate the value of y in the equation 22y = 6. log base 2 graph Download gif Daniel King

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#### 1. Which line models the data points better and why? blue, because it's longer blue, because the data points are all close to the line red, because it goes through one of the points red, because there are three points above the line and three points below the line 2. According to the blue line, what would you estimate the score was after 3 weeks of practice? about 40 about 18 about 8 about 22 3.According to the blue line, about how many weeks of practice are required to achieve a score of 50? 15 weeks 17 weeks 19 weeks 21 weeks Download jpg Theresa Perry

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#### Which phrase accurately describes a distribution that's bell-shaped but not symmetric? A.) a normal distribution B.) a skewed distribution C.) a linear distribution D.) a quadratic distribution Heather Maxwell

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#### What is the following sum? Assume x>=0 and y>=0 square root x^2y^2+2 square root x^3y^4+xy square root y Cynthia Baker

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#### Write the number equal to 5 tens and 13 ones. Deborah Edwards

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#### What are the sine, cosine, and tangent of Θ = 7 pi over 4 radians? sin Θ = negative square root 2 over 2; cos Θ = negative square root 2 over 2; tan Θ = 1 sin Θ = negative square root 2 over 2; cos Θ = square root 2 over 2; tan Θ = 1 sin Θ = square root 2 over 2; cos Θ = negative square root 2 over 2 tan Θ = −1 sin Θ = negative square root 2 over 2; cos Θ = square root 2 over 2; tan Θ = −1 Ronald Miller

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#### If revenue for the week is 2000 and labor cost consist of two workers earning \$8 per hour who work 40 hours each week what is labor cost as a percentage of revenue Blair Lewis

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#### The jogging track is 5/9 of a mile long. If Ashley jogged around it 4 times, how far did she run? A. 4/9 B. 20/9 C. 9/4 D. 4 5/9 Samantha Barber

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#### What is the correct classification of 18x Kaitlin Dean

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#### Solve:. x+2y=13. 4x+8y=-9. . A. (3,5). B. (-1,7). C. No solutions. D. Infinitely many solutions Jennifer Patterson

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#### Could ΔABC be congruent to ΔADC by SSS? Explain. A) Yes, but only if AB ≅ DC. B) Yes, but only if BC ≅ DC. C) No, because AB is not congruent to AC. D) No, because AB ≅ DA. Kevin Sutter

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#### Choose the equation that represents the solutions of 0 = 0.25x2 - 8x Karen Wright

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#### Which type of isometry is the equivalent of two reflections across intersecting lines? A. glide reflection B. rotation C. reflection D. none of these Kevin Sutter

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#### An equation _____ has one solution. always sometimes never James Washington

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#### Which of the following investments will earn the greatest amount of interest? a. \$2,400 invested for 3 years at 5.0% interest b. \$1,950 invested for 4 years at 4.0% interest c. \$1,600 invested for 8 years at 3.0% interest d. \$1,740 invested for 2 years at 8.0% interest Kaitlin Dean

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18 views Justin Parker

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#### Which function has an axis of symmetry of x = −2? f(x) = (x − 1)2 2 f(x) = (x 1)2 − 2 f(x) = (x − 2)2 − 1 f(x) = (x 2)2 − 1 Jeremy Wood

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6 views Brandon Scott

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#### Which equation represents the graphed function? A. y = 4x – 2 B. y = –4x – 2 C. y =1/4 x – 2 D. y = –1/4 x – 2 Download png Jeffrey Rodriguez

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#### To determine the number of square centimeters in 8 square inches, multiply 8 by 6.45. true false Brandon Scott

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#### Which measure is of an angle that is coterminal with a 95° angle? Annie Barnes

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#### Gigantopithecus stood _______ feet tall and weighed _______ pounds. four; 300 ten; 660 six; 250 five; 400 Amanda Johnson

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#### Write the conversion factor for converting meters to centimeters. Annie Barnes

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#### Identify all of the following solutions of square root of x plus 10 end root minus 4 equals x. A. x = −6 B. x = −1 C. x = −6 and x = −1 D. None of the above Jeffrey Rodriguez

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#### A round barbecue pit is 2 meters in diameter. What is the distance around the barbecue pit? A. 3.14 meters B. 12. 56 meters C. 6.28 meters D. 18.84 meters Heather Maxwell

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#### What is the incorrect thing to do if you cause damage to an unattended vehicle? Make every effort to find the owner of the vehicle Contact your insurance company Leave a note for the owner with your name, address, and vehicle plate number Leave the scene immediately without notifying anyone Amanda Johnson

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#### Name the property the equation illustrates. –4 × -1/4 = 1 a.Inverse Property of Addition b.Identity Property of Division c.Multiplication Property of –1 d.Inverse Property of Multiplication Ramon Kelly

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4 views Chelsea Hayes

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#### What is the fifth term of the sequence whose first term is 10 and whose common ratio is 1/2? A.) 160 B.) 50 C.) 12 D.) 5/8 Theresa Perry

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#### All of these methods can be used to show that two triangles are similar EXCEPT A) SS. B) SAS. C) AA. D) SSS. Curtis Rhodes

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#### Given the equation 2 Square root of x minus 5 = 2, solve for x and identify if it is an extraneous solution. A.) x = 6, solution is not extraneous B.) x = 6, solution is extraneous C.) x = 11, solution is not extraneous D.) x = 11, solution is extraneous Zach Chandler

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#### "Which diagram below shows the first step in parallel line construction on a point outside a line? " Download png Jeffrey Rodriguez

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#### Use complete sentences to describe the relationship between sets A and B if A B. A = {8} B = {7, 8, 9} Will mark the brainiest i really need help! :( Ashley Howard

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#### Find the least common multiple of x3 - x2 + x - 1 and x2 - 1. Write the answer in factored form. A. (x + 1)^2(x - 1) B. (x + 1)(x - 1)(x^2 + 1) C. (x^3 - x^2 + x - 1)(x^2 - 1) Megan Page

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5 views William Cain

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#### If the smallest angle of rotation for a regular polygon is 18°, how many sides does polygon have? Alexa Spicer

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#### What is the volume of the composite figure? cubic inches Download png Whitney Matthews

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#### Which expression is a perfect cube? a. -8x b. y^24 c. m^28 d. s64 Cynthia Baker

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#### Which pair of triangles can be proved congruent by SSS? Jeremy Wood

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#### I need help asap please. use the proof diagram to complete the question state the missing reason for the letter given Download png Kristi Hammond

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#### Which function below has the largest slope?. . f(x) xf(x). -3-10. -1-7. 1-4. . . g(x). g(x) over g(x) equals one half x plus 3. . h(x). . Lance gains 1 level each time he plays his favorite video game. He started at level 10.. . f(x). . g(x). . h(x). . The functions all have the same slope Megan Page

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#### Solve 6 over x minus 3 equals 3 over x for x and determine if the solution is extraneous or not. x = −2, extraneous x = −2, non-extraneous x = −3, non-extraneous x = −3, extraneous Kevin Sutter

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#### Which of the following is the function representing the graph below? f(x) = 4^x f(x) = 4^(x) − 3 f(x) = 4^(x) + 3 f(x) = 4^(x + 3)Download jpg Ronald Miller

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#### What is the value of p in the linear equation 24p + 12 – 18p = 10 + 2p – 6? Donald Ward

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#### Answers now find the components nx and ny of n⃗ in the tilted coordinate system of part b. express your answer in terms of the length of the vector n and the angle θ, with the components separated by a comma. Nicholas Rivera

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#### The sum of twice a number and 13 is 75 Mindee Nelson

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4 views Rodney Fox

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#### Two factors of –48 have a difference of 19. The factor with a greater absolute value is positive. What is the sum of the factors? –19 –13 13 16 Justin Parker

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#### Public Domain According to the map, which of the following statements is true? A.Russia remains heavily interdependent with nations of both Europe and Asia. B.The nations of Africa are heavily dependent upon one another for trade. C.Economically speaking, the nations of Europe operate independently from one another. D.The nations of South America have a high level of interdependence. Download jpg Theresa Perry

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