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In which function is x=2 mapped to 32? fx=-3x2-4 gx=4x+32-68 hx=3x fx=2x-62
Algebra
7 months ago
3. Which of the following is a rational function? a, fx= square root of 5 b. fx= 2x-5/x-1 c. x+4 ≥ x+2/x-1 d. x-8/4x =20
Algebra
7 months ago
WHAT DO YOU GET iF YOU CROSS A MATH TEACHER AND A CLOCK? OManeuvering the Middle LLC
Algebra
7 months ago
Which sample fairly represents the population? Select two options. measuring the height of every fiftieth person on the school roster to determine the average height of the boys in the school calling every third person on the soccer team's roster to determine how many of the team members have completed their fundraising assignment observing every person walking down Main Street at 5 p.m. one evening to determine the percentage of people who wear glasses sending a confidential e-mail survey to every one-hundredth parent in the school district to determine the overall satisfaction of the residents of the town taking a poll in the lunch room where all students currently have to eat lunch to determine the number of students who want to be able to leave campus during lunch
Algebra
7 months ago
In a class of 32 students the mean height of the 14 boys is 1.56 metres the mean height of all 32 students is 1.515 metres. Work out the mean height of the girls. Feedback
Algebra
7 months ago
For the 70 m long pipeline, 3 m and 5 m long pipes are used. If the price for shorter pipe is $ 10 per piece and for the other one $ 20 per piece, what is the price of the most profitable usage of pipes?
Algebra
7 months ago
73% A regular hexagon and a regular octagon are joined as shown on the diagram. Work out the size of angle x..
Geometry
7 months ago
Identify what is being described by the following sentence. Choose your answer inside the box and write it on a sheet of paper. 1. The base is a polygon and its faces are triangles. 2. A solid figure having six congruent faces. 3. A solid figure having a circular base and one vertex. 4. A solid figure with 2 parallel congruent faces called bases and other faces are parallelograms. 5. A solid figure with 2 circular bases. no edges and no vertex Cone Cube Cylinder Pyramid Rectangular Prism
Algebra
7 months ago
Which inequality is graphed below? 3x+2y<-6 3x+2y>-6 3x-2y>6 3x-2y<6
Coordinate-geometry
7 months ago
Match each geometric figure on the left with its definition on the right. A finite section of a line between any two points that lie on the line A two-dimensional surface that continues infinitely A zero-dimensional object that defines a specific location on a plane m A half-line that begins at one point and goes on forever in one direction A one-dimensional figure, which extends without end in two directions
Algebra
7 months ago
30.How many congruent triangles are formed when a diagonal of a parallelogram is drawn? b. 1 b. 2 c. 3 d. 4 31. Base angles of an isosceles trapezoid are a. Complementary b. supplementary c. congruent d. adjacent 32. All of the following are properties of a paralleloqram EXCEPT a. Diagonals bisect each other . c. Opposite angles are congruent. b. Opposite sides are congruent. d. Opposite sides are not parallel. 33.In the given parallelogram LOVE. LO and EV are a. Congruent angles b. congruent sides c. congruent diagonals d. none of the above 34.If LOVE is a parallelogram and SE=6 what is SO? a. 3 b. 6 b. c. 12 d. 15 35.Ina rectangle KAYE, YO=18 cm find the length of the diagonal a. 6 cm b. 9 cm c. 18 cm d. 36 cm 36. In rectangle KAYE. KY and AE are a. Congruent angles b. congruent sides c. congruent diagonals d. none of the above 37. In the same fiqure of number 36, what segment is congruent to overline KE 2 a. overline YE b. overline KA c. vector AY d. overline KY 38. Find the length of a diagonal of a kite whose area is 176 square meters >e and its diagonal is 16 cm long a. 22 cm b. 24 cm c. 26 cm d. 28 cm 39. Given a quadrilateral ROPE is a kite. Answer the question What is the segment congruent to overline OW ? a. overline FE b. overline OP c. overline HYR d. R/PV 40. STAR is a rhombus with diagonal RT. If m∠S 5TR=3x-5 and m angle AR' x+21 , what IS,m mangle RAT? a. 13 ° b. 34 ° c. 68 ° d. 112 °
Algebra
7 months ago
The horsepower, Hs ,required for a racecar to overcome wind resistance is given by the function Hs=0.003s2+0.07s-0.027 , where s is the speed of the car in miles per hour. What is the average rate of change in horsepower per unit speed if the racecar increases in speed from 80 mph to 100 mph? 1.64 0.61 20.0 12.2 =
Algebra
7 months ago
What is the y-intercept of the function fx=4-5x -5 -4 4 5.
Algebra
7 months ago
1. Find the common difference in the arithmetic sequence 3, 13/4, 7/2, 15/4, ... a. ½ b. 4 c. 5/2 d. 4
Algebra
7 months ago
Which characteristic of a data set makes a linear regression model unreasonable? a slope close to 0 a correlation coefficient close to 0 a slope close to -1 a correlation coefficient close to -1
Algebra
7 months ago
D What is the measure of widehat CED ? 106 ° 108 ° 148 ° 212 °
Geometry
7 months ago
What is the length of segment LM? units K
Algebra
7 months ago
Perform the indicated operations. 1. 2-5+-3-7 2. 27/-9-3-2 3. 16+42-2 * 3-34 4. 42/ 7 * [39/3-8] 5、 32+2[5 * 24-6]-48/24 Solve each problem 6. Multiply the sum of 4 and 10 by 7. 7. Subtract 4 from 10, then multiply by the quotient of 24 and 3 8. Divide the sum of 24 and 4 by 7 then subtract from the cube of 5 Using the following values a=5 b=10 , and c=15 , perform the indicated operations. 9. atb-5c/a 10. 2ab-45/a
Algebra
7 months ago
What are the zeros of the quadratic function fx=2x2+16x-9 ? x=-4- square root of 7/2 and x=-4+ square root of 7/2 x=-4- square root of 25/2 and x=-4+ square root of 25/2 x=-4- square root of 21/2 and x=-4+ square root of 21/2 x=-4- square root of 41/2 and x=-4+ square root of 41/2
Algebra
7 months ago
Whot is its velocity at the highest point? What is its velocity when it retumed to the elevation from where it was thrown? What is its acceleration at the highest point? What is its acceleration just before it hits the ground? After 1 second what is the acceleration of the ball? A. O m/s B. 0 m/s2 C. 8 m/s2 D. -9.8 m/s2 E、 10 m/s2 F. -10 m/s G.cannot be determined
Algebra
7 months ago
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