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Find the sum of a 9-term geometric sequence when the first term is 4 and the last term is 1,024 and select the correct answer below. A.682 B.2044 C.2048 D.678
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4 months ago
The linear function graphed below represents the value of a comic book since Lucy purchased it. What was the value of the comic book when Lucy bought it?
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4 months ago
gas costs $2.53 per gallon in May. In September, gas cost $3.05 per gallon. What was the percent change in the cost of a gallon of gas?
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4 months ago
Heeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeelllllllllllllllllllllllllllllllllllllllllllllllllllllllllllp!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Alex is constructing a square in which two of its vertices are points X and Y. He has already used his straightedge and compass to construct the lines and arcs shown.What should Alex do for his next step?A. Use a straightedge to draw a horizontal line that contains point Z.B. Place the point of the compass on point X and draw any arc above it.C. Use a straightedge to draw XZ¯¯¯¯¯ .D. Place the point of the compass on point Y and draw an arc that intersects YZ¯¯¯¯¯ , using XY as the width of the opening of the compass.
General
4 months ago
the expression 12x+15x-11x can be combined because of which property A. commutative property of additionB. distributive propertyC. additive inverse propertyD. multiplicative property
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4 months ago
A carpenter cut a board 3 3/4 feet long to make a shelf. Before he cut the board, it was 10 1/2 feet long.How long is the remaining piece of the board?Enter your answer, as a mixed number in simplest form
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4 months ago
PLEASE YOU CAN ANSWER NUMBER 1 OR 2 OR BOTH PLEASE I JUST NEED HELP WITH BOTH AND NO ONE WILL ANSWER MY QUESTIONS!!!!!!!! :( 1.)In two or more complete sentences, explain how to find the time it takes for a rocket following the path, h(x) = -4x 2 + 16x, to hit the ground.2.)A ball is thrown straight up from the top of a building that is 280ft high with an initial velocity of 48ft/s. The height of the object can be modeled by the equation s(t) = -16t 2 + 48t + 280.In two or more complete sentences explain how to determine the time(s) the ball is higher than the building in interval notation.
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4 months ago
Lisa has $7.80 to spend on some tomatoes and a loaf of bread. Tomatoes cost $1.20 per pound, and a loaf of bread costs $1.80. The inequality 1.20x + 1.80 ≤ 7.80 models this situation, where x is the number of pounds of tomatoes. Solve the inequality. How many pounds of tomatoes can Lisa buy? A. x ≤ 8; Lisa can buy 8 pounds or less of tomatoes. B. x ≥ 5; Lisa can buy 5 pounds or more of tomatoes. C. x ≤ 5; Lisa can buy 5 pounds or less of tomatoes. D. x ≥ 8; Lisa can buy 8 pounds or more of tomatoes.
General
4 months ago
Alex is constructing a square in which two of its vertices are points X and Y. He has already used his straightedge and compass to construct the lines and arcs shown.What should Alex do for his next step?A. Use a straightedge to draw a horizontal line that contains point Z.B. Place the point of the compass on point X and draw any arc above it.C. Use a straightedge to draw XZ¯¯¯¯¯ .D. Place the point of the compass on point Y and draw an arc that intersects YZ¯¯¯¯¯ , using XY as the width of the opening of the compass.
General
4 months ago
Which is the graph of the function f(x) = x2 + 2x – 6? Mark this and return
General
4 months ago
The general form of the equation of a circle is 7x2 + 7y2 − 28x + 42y − 35 = 0The equation of this circle in standard form isA. (x - 2)^2 + (y + 3)^2 = 5 B. (x - 2)^2 + (y + 3)^2 = 18 C. (x - 4)^2 + (y + 6)^2 = 24 D. (x + 4)^2 + (y - 6)^2 = 24 E. (x + 2)^2 + (y - 3)^2 = 35 The center of the circle is at the point __ A. (-14,21) B. (-2,3) C. (2,-3) D. (-4,6) E. (4,-6) And it's radius is ___ units. A. 5 1/2 B. 3(2 1/2) C. 2(6 1/2) D. 35 1/2
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4 months ago
Help! Math Torture! Adam is constructing an equilateral triangle. He has already constructed the line segment and arcs shown.What should Adam do for his next step?A. Place the point of the compass on point X and draw an arc, using a width for the opening of the compass that is greater than 12XR.B. Place the point of the compass on point X and draw an arc, using XR as the width for the opening of the compass.C. Use the straightedge to draw XR←→ and XS←→.D. Use the straightedge to extend RS¯¯¯¯¯ in both directions.
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4 months ago
***ANSWER ASAP****Use synthetic division to solve (x^3-x^2-17x-15)/(x-5)
General
4 months ago
Please help me with this problem! y =373951
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4 months ago
Which problem can be solved using this equation?25b = 4A) Kyle's class is making banners for a fund raiser. They have 4 yards of material. How many banners can they make? B) Kyle's class is making banners for a fund raiser. Each banner takes 25 yard of material. How many banners can they make? C) Kyle's class is making banners for a fund raiser. Each banner takes 25 yard of material. They have 4 yards of material. How many yards will be left? D) Kyle's class is making banners for a fund raiser. Each banner takes 25 yard of material. They have 4 yards of material. How many banners can they make?
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4 months ago
The table represents the height of a ball thrown up from the roof of a building, h(t), in meters, t seconds after it is thrown upward. Which statements are true? Check all that apply.
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4 months ago
A recent poll of 380 randomly selected Americans showed that 24% ( = 0.24) are happy with their cell phone carriers. The country’s largest cell phone carrier would like to know, within a 90% confidence level, the margin of error for this poll. (90% confidence level z*-score of 1.645) Remember, the margin of error, E, can be determined using the formula E = z*. To the nearest tenth of a percent, the margin of error for the poll is %.
General
4 months ago
Add or subtract *fractions* Write each sum or difference in simplest form. *show work please*1. 5/14 + 1/62. 5/12 - 3/203. 5/12 - 3/84. 1 3/10 + 1/45. 2/3 + 6 1/56. 3 1/6 - 1/77. 3/8 + 5/248. 1/20 + 5/129. 9/20 - 1/410. 9/10 - 3/1411. 3 3/8 + 5/1212. 5 7/10 - 5/18Multiply *fractions*. Write each product in simplest form. *show work please*1. 1/2 x 5/82. 3/5 x 5/93. 3/8 x 2/54. 2 3/8 x 165. 1 4/5 x 5/126. 1 2/10 x 5Find each amount. *show work please*1. 1/4 of 12 bottles of water = __ bottles2. 2/3 of 24 bananas = __ bananas3. 3/5 of $40 restaurant bill = $ __4. 5/6 of 18 pencils = __ pencils
General
4 months ago
What is the next term of the geometric sequence 32,16,8
General
4 months ago
the relationship between altitude and the boiling point of a liquid is linear. At an altitude of 8400 ft, the liquid boils at 200.4 DegreesF. At an altitude of 4200 ft, the liquid boils at 206.7 degrees F. Write an equation giving the boiling point b of the liquid, in degrees Fahrenheit, in terms of altitude a, in feet. What is the boiling point of the liquid at 2100 ft?
General
4 months ago
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