05/26/20

Algebra Question

Write an equation for a cosine function with a amplitude of 5, a period of 6, a phase shift of 1, and a vertical displacement of 1. A. y= cosπ(x-5)+6B. y= 6cos5π(x-1)+1C. y= 5cos3π(x+1)-1D. y=... more
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05/26/20

Algebra homework

Please! Write an equation for the cosine function with an amplitude of 3, a period of 2, a phase shift of 7, and a vertical displacement of -1. A. Y=3cos2π(x-7)/2 -1B. Y=3cos2(x-7)+1C.... more
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05/26/20

Solving an equation with three variable.
I am trying to figure out a method (preferably substitution or elimination, please avoid solving by matrices) for this problem.4x+9y= 88x+6z= -16y+6z= -1When all 3 variables (x,y,z) are contained... more
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05/26/20

Create an Algebraic Equations for the math problem.
Juan has already run 6 km this month. He plans to run an additional 2.5 km per day. At this rate how long will it take Juan to run 41 km?
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05/26/20

Use the formula h=-16t^2+80x+200
What is the maximum height the rocket reached?How long will it take to reach maximum height?
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05/26/20

How long will it take for the ball to hit the ground? Use the formula h=-16t^2+75t+4
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05/26/20

Form a simplified rate= 64ml in 8mins= ?
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05/26/20

How do we find the ratio of an angle whose measure is 55 degrees to the complement?
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05/26/20

Can you help me find the height of building B?
The distance between 2 buildings is 50 feet. The angle of elevation to the top of building B is 18 degrees. The angle of depression to the bottom of building B is 40 degrees. If possible can you... more
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05/26/20

Radius is 6 in. A=πr 2. Find the area of the circle. Round to the nearest hundredth and leave your answer in terms of pi. Thank you! :)
Radius is 6 in. A=πr 2. Find the area of the circle. Round to the nearest hundredth and leave your answer in terms of pi. Thank you! :)
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05/26/20

Quadratic Formula Decimal Answer

The question is “Solve the equation 5x^2 - 12x - 5 = -3x”how do i solve this. is have to type in directly an answer. imvery confused. if someone could help that would be great!!
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05/25/20

The Robinson family is going to the movies. Each ticket cost $5.50, and there are 5 members of the family. If Mr. Robinson pays with one $20 bill and one $10 bill, how much change should he get back?
The Robinson family is going to the movies. Each ticket cost $5.50, and there are 5 members of the family. If Mr. Robinson pays with one $20 bill and one $10 bill, how much change should he get back?
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05/25/20

Find the value of c so that the line through the points (-2,-4) and (-1,-1) is perpendicular to the line through the points (6,-2) and (3,c)
how do i find the answer i need help to understand this please
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05/25/20

which expression is equivalent to 5th power of square root of m
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05/25/20

How many of the cars are not sedans?
A local car dealer has 150 cars on the lot. 30% of the cars a sedans. How many cars are not sedans?
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05/25/20

How many of the cars are NOT sedans?
A local car dealer has 150 cars on the lot. 30% of the cars are sedans. How many of the cars are NOT sedans?
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05/25/20

The difference of 2 numbers is 16. The sum of those numbers is 22. What are the 2 numbers?
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05/24/20

Melanie had 4 2/3 pounds of chopped walnuts. She used 1 1/4 pounds in a recipe. How many pounds of chopped walnuts did she have left?
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05/24/20

what is the approximate solutions for 2x^2-8=18
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05/24/20

By what percent is the price of each Iphone increased?
According to a national market research company,the iPhone 7 cost apple about $225 each to manufacture. Apple sells the iPhone's for approximately $650 each. By what percent is the price of each... more
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05/24/20

At this rate how much would she pay for an item priced at $30?
Jennifer purchased a shirt priced at $25. With sales tax,the final cost of the shirt was $27. At this rate,how much would she pay for an item priced at $30?A.2.20B.27.78C.32D.32.40
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05/24/20

Which kite is higher and by how much?
Carter and Katelyn are flying kites on a windy spring day. Carter has released 150 feet of string, and Katelyn has released 125 feet of string. The angle that Carter’s kite string makes with the... more
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05/24/20

36 is 65.45% of what number?

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05/24/20

I already know the answer just need an explanation on how they got $10,500
March sales accounted for 1/7 of the total number of jazz records sold all year. About how many jazz records were sold all year? March sales was $1500
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05/24/20

olve for y: ​ 13y−7y=9

solve for y: 13y -7y =9​  
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