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MATH SOLVE
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General
Find an equation in standard form for the ellipse with the vertical major axis of length 18 and minor axis of length 16. (2 points)x squared divided by sixty four plus y squared divided by eighty one = 1x squared divided by nine plus y squared divided by eight = 1x squared divided by eighty one plus y squared divided by sixty four = 1x squared divided by eight plus y squared divided by nine = 1
General
2 months ago
Given f(x)=2x2−5x−3 and g(x)=2x2+x .What is (fg)(x) ?−2x−3x where x≠0, −12x−3x where x≠0, −12x−2x−3 where x≠0, −32xx−3 where x≠0, 3
General
2 months ago
substance has a mass of 16.2 grams of water.it displaces 8.1 grams of water.what is the specific gravity?A)2.0B)5.5C)131.22
General
2 months ago
Expand or factor each of the following expressions to determine which expressions are equivalent.
General
2 months ago
Simplify -20b8 + 2b8 (enter the original expression if it cannot be simplified)
General
2 months ago
The first side of a triangle is 3 inches shorter than the second side, and 2 inches longer than the third side. How long is each side, if the triangle has a perimeter of 28 inches?
General
2 months ago
you have $95 in your bank account.each week you plan to deposit $7 from your allowance and $10 from your paycheck.the equation b = 95 +(10+7) w gives the amount b in your account after w weeks. gow many weeks. how many weeks from now will you have $155 in your bank account?
General
2 months ago
Which sequence of transformations would yield a square similar to the original square but not congruent A. Reflection and rotation B. Reflection and dilation C. Transition and rotation D. Rotation and translation
General
2 months ago
A tile pattern on a wall is made up of two identical parallelograms and three identical triangles. What is the area of the tile pattern? Enter your answer in the box.
General
2 months ago
Which coordinate pair fits the set of coordinates {(0, 4), (-2, 1), (-4, -2)} defined by a linear function? A) (5, 12) B) (6, -4) C) (-3, -1) Eliminate D) (-6, -5)
General
2 months ago
Emilio throws a marshmallow into the air from his balcony. The height of the marshmallow (in feet) is represented by the equation h=?16(t?14)^2+49, where t is the time (in seconds) after he throws the marshmallow. What is the maximum height of the marshmallow?
General
2 months ago
Solve for x. Round your answer to the nearest hundredth.15.56x - 200 < 758.92
General
2 months ago
A missile is launched from the ground. Its height,h(x) can be represented by a qyadratic function in terms of time, x, in seconds after 1 second the missile is 103 feet in the air; after 2 seconds it is 192 feet in the air. Find the height in feet of the missile after 5 seconds in the air
General
2 months ago
Annabelle's total pay varies directly with the number of hours she works. If she works 4 hours, she earns $100. How much does Annabelle earn if she works 6 hours? Plz show work:)A.$90. B. $120. C. $150. D. $300
General
2 months ago
From 12:00 midnight to 6:00am, thetemperature decreased by 12°C. If the original temperature was 12°C, which expression can be used to represent this situation? Plz show work. A. 12-12B. 12 + 12C. 12- (-12)D. -12 + (-12)
General
2 months ago
Kira looked through online census information to determine the average number of people living in the homes in her city. What is true about Kira's data collection? Kira used an observational study where the data is qualitative. Kira used an observational study where the data is quantitative. Kira used published data that is qualitative. Kira used published data that is quantitative.
General
2 months ago
Cecelia studied for the SAT for 20 minutes every day in the first week, 30 minutes in the second week, 40 minutes in the third week, and 50 minutes in the fourth week.Christopher studied for the SAT for 5 minutes every day in the first week, 10 minutes in the second week, 20 minutes in the third week, and 40 minutes in the fourth week.Which statement best describes the methods used by Cecelia and Christopher to increase the time they spent studying? A. Cecelia's method is exponential because the number of minutes increased by an equal number every week.B. Christopher's method is exponential because the number of minutes increased by an equal factor every week. C. Both Christopher's and Cecelia's methods are linear because the number of minutes increased by an equal factor every week.D. Both Christopher's and Cecelia's methods are linear because the number of minutes increased by an equal number every week.
General
2 months ago
The window shown is the shape of a semicircle with a radius of 6 feet. The distance from F to E is 3 feet and the measure of = 45°. Find the area of the glass in region BCIH, rounded to the nearest square foot.
General
2 months ago
Julie has 5 cherry lollipops,1 lime lollipops, and 2 grape lollipops in a bag. She is going to select one lollipop, replace the lollipop in the bag, and then select a second one. What is the probability that Julie will select a cherry lollipop and then a lollipop other than grape?a.)6/8b.)11/16c.)15/32d.)10/64
General
2 months ago
Rosana is tracking how many customers she can serve in a morning. She listed the number of customers served per hour in the following table:Hour (x) Number of Customers f(x)1 32 53 7Determine if these data represent a linear function or an exponential function, and give the common difference or ratio. A. This is a linear function because there is a common difference of 2. B. This is an exponential function because there is a common ratio of 2. C. This is a linear function because there is a common difference of 3. D. This is an exponential function because there is a common ratio of 3.
General
2 months ago
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