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MATH SOLVE
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How many solutions does the system have?{ y = -2x + 4 { 7y = -14x + 28Choose 1 answer: A. Exactly one solution B. No solutionsC. Infinitely many solutions
General
4 months ago
( Help Please )A farmer is searching his farmland, looking for a missing horse that went grazing in the field of newly cut hay. He finds himself on the opposite corner of where he started and wants to return to his truck as soon as possible. The field is 450 yd by 600 yd. How far will he walk if he walks diagonally across the field, and how much distance will he save instead of walking around the field? Explain your answer. Make sure to use the Pythagorean Theorem when solving this word problem.
General
4 months ago
Which algebraic expression is a trinomial? x3 + x2 – 2x3 – x2 4x3 + x2 – x6 – x +
General
4 months ago
An Isosceles triangle has single measures 55,55,and 70. The side across from the 70 angle is 10 inches long. How long are the other sides?
General
4 months ago
(a) For what positive integers $n$ does $\left(x^2+\frac{1}{x}\right)^n$ have a nonzero constant term? (b) For the values of $n$ that you found in part (a), what is that constant term? (You can leave your answer in the form of a combination.)
General
4 months ago
A homeowner has 5 zucchini plants in her garden. Over the course of the season, the yields (number of zucchinis per plant) are: Plant 1 2 3 4 5 Yield 15 12 17 14 22 Using the information in the table provided, to the nearest tenth, calculate the average yield per plant and the standard deviation. A. average yield per plant: a0 B. standard deviation: a1
General
4 months ago
Sal’s Sandwich Shop sells wraps and sandwiches as part of its lunch specials.The profit on every sandwich is $2 and The profit on every wrap is $3. Sal made a profit of $1,470 from lunch specials last month. The equation 2x + 3y = 1,470 represents Sal’s profits last month, where x is the number of sandwich lunch specials sold and y is the number of wrap lunch specials sold. 1. Change the equation into slope-intercept form. Identify the slope and y-intercept of the equation. Be sure to show all of your work below:
General
4 months ago
Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s).Consider the equation below.Use completing the square to rewrite the given equation and reveal the extreme value.The extreme value of the equation is at ( , ).Reset Next
General
4 months ago
Which is equivalent to √60n^11/256n^4 after it has been simplified completely? Assume n =0
General
4 months ago
Segment AB is being dilated with the center at the origin. The image of A, point A" has coordinates of (3.2, 6.4). What is the scale factor of the dilation and the coordinates of point B"The scale factor is 0.8 and the coordinates of point B" are (–3.2, –4.8).The scale factor is 1.25 and the coordinates of point B" are (–3.2, –4.8).The scale factor is 0.8 and the coordinates of point B"are (–5, –7.5).The scale factor is 1.25 and the coordinates of point B" are (–5, –7.5).
General
4 months ago
Point M is the midpoint of AB. The coordinates of point A are (-7, 3) and the coordinates for M are (-3, 3). What are the coordinates of point B?PLEASE HELP ITS DUE TOMORROW!!!!!!
General
4 months ago
Billy wanted to write a ratio of the number of apples to the number of peppers in his refrigerator. He wrote 1:3. Did bully write the ratio correctly? Explain the answer
General
4 months ago
How much longer is CD compared to AB ? Round your solution to 2 decimal points.
General
4 months ago
A 150 no container can hold 23.6 g of aluminum what is the density of the aluminum?The density of mercury is 13.6g/cm3 at 23c what is the volume of a container that can hold 3.2 g of mercury at this temperature?What is the mass of iron that has a density of 4.9g/cm3 in a 250ml beaker? Could you show your work and explain how to do it I'm not sure how to do this
General
4 months ago
Given the equation 5x2 − 20x + 15 = 0, what are the values of h and k when the equation is written in vertex form a(x − h)2 + k = 0? h = 2, k = 17 h = 2, k = −5 h = 1, k = 3 h = −1, k = −3
General
4 months ago
Given three points A(-1,-2) B(3,4) C(3,6). Find the perpendicular bisector of a) AB b)BC
General
4 months ago
Off the production line, there is a 4.6% chance that a candle is defective. If the company selected 50 candles off the line, what is the standard deviation of the number of defective candles in the group?
General
4 months ago
Use the Divergence Theorem to calculate the surface integral S F · dS; that is, calculate the flux of F across S. F(x, y, z) = x2 sin(y)i + x cos(y)j − xz sin(y)k, S is the "fat sphere" x8 + y8 + z8 = 8.
General
4 months ago
What are the x-intercepts of the parabola?graph of parabola falling from the left, passing through negative 6 comma 2 to about negative 4 and one half comma negative one fourth, and rising to the right, passing through negative 3 comma 2 (−5, 0) and (−4, 0) (−4.5, 0) and (−4, 0) (0, −4) and (0, −5) (0, −4.5) and (0, −4)
General
4 months ago
Which choice is equivalent to the product below when x>0?
General
4 months ago
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