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Use the discriminant to describe the roots of each equation. Then select the best description.x2 - 5x + 7 = 0double rootreal and rational rootsreal and irrational rootsnon-real roots
General
2 months ago
{ Look at the first image. } The line of best fit is y = 125.66x - 846.3Choose the best representation for the slope. A. For each additional year of education weekly salary rises approximately $125.66B. For each additional year of education weekly salary decreases approximately $846.3C. For each additional year of education weekly salary decreases approximately $125.66D. For each additional year of education weekly salary rises approximately $846.3{ Look at the second image. }Choose the best representation for the y-intercept.A. With no collage education the annual salary is expected to be, $24, 600B. With no collage education the annual salary is expected to be, $30,000C. The annual salary is expected to be 100,000D. For each additional year of collage, the salary increases by about $10,00PLEASE ANSWER CORRECTLY
General
2 months ago
A right rectangular prism is enlarged by a scale factor of 7. What is the ratio of the surface area of the enlarged prism to the surface area of the original prism with a length of 5 inches, height of 4 inches, and a width of 3 inches?
General
2 months ago
What are the relationships among radii, chords, tangents, and inscribed and circumscribed angles?Must be fully explained!
General
2 months ago
WILL MARK BRAINLIEST The number of bacteria in an experiment can be represented by f(x) = 4x, where x represents the number of hours. What is x when f(x) = 64? A.x = 60; In the 60th hour there will be 64 bacteria. B.x = 3; In the 3rd hour there will be 64 bacteria C.x = 16; In the 16th hour there will be 64 bacteria. D.x = 4; In the 4th hour there will be 64 bacteria.
General
2 months ago
Brandon has two credit cards and would like to consolidate the two balances into one balance on the card with the lower interest rate. The table below shows the information about the two credit cards Brandon currently uses.Card A Card BAmount$1,463.82 $1,157.98APR13% 17%Monthly Payment$24.60 $22.14After 8 years, how much will Brandon have saved in interest by consolidating the two balances?a. $581.76b. $194.40c. $256.32d. $325.44
General
2 months ago
An investment of 75,000 increases at a rate 12.5% per year. Find the value of the investment after 30 years. A. $2,568,248B. $1,438,883C. $256,825D. $243,549
General
2 months ago
I JUST NEED HELP ASAP HELP ME FAST PLZ ILL GIVE YOU BRAINLIST AND 5 STARS(Btw This is a math project)Billy Bobjust opened achecking account atFirstUnited Bank.Within the first month,he depositedfourchecks for $3.98, $51.02, and $38.52 and $12.70. Hewithdrew$5.23 for new pencils, $5.22 for cards,and$3.50 for a slushie and $4.39 for a cheeseburgerfromhisaccount in the same month.(a)WriteBilly Bob’swithdrawals as negative rational numbers and hisdeposits as positive rationalnumbers.Answer:(b)Order the rationalnumbers from least to greatest and explainyour reasoning. What are the cluesabout the order you should put them in?Answer:(c)At the beginning of the monthBilly Bob’s balance was $98. What was hisbalance at the end of themonth after all ofhisdeposits and withdrawals.(i need to see the addition and subtraction being worked out)
General
2 months ago
Brainlist!Diego is building a kitchen table and a coffee table. The legs of a kitchen table must be twice the height of a coffee table and there are 4 legs on each table. He writes the expression 4(2x) + 4(x) to model his building plans. What does 4(x) represent? 4(x) represents the height of one kitchen table leg. 4(x) represents the total length of all four kitchen table legs. 4(x) represents the height of one coffee table leg. 4(x) represents the total length of all four coffee table legs.
General
2 months ago
Giving out Brainlist! Diego is building a kitchen table and a coffee table. The legs of a kitchen table must be twice the height of a coffee table and there are 4 legs on each table. He writes the expression 4(2x) + 4(x) to model his building plans. What does 4(x) represent? 4(x) represents the height of one kitchen table leg. 4(x) represents the total length of all four kitchen table legs. 4(x) represents the height of one coffee table leg. 4(x) represents the total length of all four coffee table legs.
General
2 months ago
The sum of two numbers is equal to 495. The last digit of one of them is zero. If you cross the zero off the first number you will get the second. What are the numbers?
General
2 months ago
The graph compares shoe sizes for a group of 120 two-year-old boys and a group of 60 three-year-old boys. Two box and whisker plots showing shoes sizes on a number line from 2.5 to 13. The upper plot represents the group of 2 year-old boys. For this upper plot, the minimum number is 3, the maximum number is 9.5, the right side of the box is 7.5, the left side of the box is 3.5, and the bar in the box is at 6. The lower plot represents the group of 3 year-old boys. For this lower plot, the minimum number is 5, the maximum number is 11.5, the right side of the box is 9.5, the left side of the box is 6.5, and the bar in the box is at 8. About how many more two-year-old boys have a shoe size of 6 or less, compared to the three-year-old boys?
General
2 months ago
HALLP QUICKKKK A tourist sailed against the current on a river for 6 km, and then he sailed in a lake for 15 km. In the lake he sailed for 1 hour longer than he sailed in the river. Knowing that the current of the river is 2 km/hour, find the speed of the boat while it is traveling in the lake.
General
2 months ago
One of Mr. Grayson’s customers, Sarah, is creating an art wall on which she will display some art in triangular frames. She wants three frames, each in the shape of a right triangle. (a) For the first frame, Sarah already has two wooden pieces that are 17 in. and 22 in. long. Sarah says that since she wants the frame to be a right triangle, there’s only one possible measurement for the last piece of wood. Is Sarah right? If so, what is that last measurement? If not, explain why not and give all possible measurements for the last wood piece. Round to the nearest tenth.
General
2 months ago
HHHHUUUURRRRYYYY!!!!!A car is traveling at a rate of 60 miles per hour. Let d represent the distance traveled and h the number of hours of travel. Which student modeled the situation correctly?A. Natalia’s work h = m + 60B. Tam’s work 60h = dC. Benito’s work 60d = hD. Jolon’s work m = 60 – h
General
2 months ago
Enter the explicit rule for the geometric sequence.15, 3, 3/5, 3/25. . . .an=_____________
General
2 months ago
Describe the graph of the function. y = 2x2 + 12x – 15
General
2 months ago
Emma has a board this is 5 feet long. She cuts the board into 6 equal pieces. Which equation shows how to find the length, in feet, of each piece of the board? A. 5x6=30 B. 6-5=1 C. 6 divided by 5= 1 1/5 D. 5 divided by 6 =
General
2 months ago
PLEASE ANSWER QUICKLY! : There are four questions here please make sure to click through, I got the first answer from someone but they neglected to go through the photos. Oh well xD Any help is appreciated
General
2 months ago
You work at a factory that bottles honey. The factory bottles 5,250 gallons of honey into cup size bottles on average a day. How many cups of honey does the factory bottle a day
General
2 months ago
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