12/01/18

Write an expression describing all angles that are corterminal with 238.

Please use the variable k in your answer. Give answer in degrees, but do not include a degree symbol in your answer.
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11/29/18

I need help forming an equation for this word problem:
An infectious strain of bacteria increases in number at a rate of 200%. There needs to be a certain number of bacteria for a person to become ill. If a person starts out with one bacterium, they... more
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11/29/18

3 Part Word Problem Pre Calc
The sales, s, of a product have declined in recent years. there were 202 million sold in 1984 and 1.2 million sold in 1994. Assume the sales are decreasing according to the exponential decay model,... more
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11/29/18

population and resturants
The population of a town has been growing, following the equation P=200t+7000, where t is years after 2010. The number of restaurants in the town has been growing according to the equation R=7t+30.... more
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11/29/18

What are the equivalent expressions for 2(3+5m)
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11/27/18

if i drive for 5 hours and 1500 miles what is the unit rate per hour
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11/27/18

Algebra 1: Percentages

A used-droid dealership buys a droid for $2600 and then sells it for $4500. What is the percent increase? - sorry I’m bad at percents :(
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11/27/18

the hansen family has a vegetable garden missing 16 feet by 26 feet. to keep out animals, they had to add a fence around the garden, which costs $0.65 per foot.How much did the fencing cost?
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11/23/18

double parabolas
Functions f and g are represented by parabolas.Function f:1) f(0) = 1502) function f is increasing over the interval [-16, infinity [3) the minimum of function f is -10Function g:1) Positive over... more
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11/22/18

TRIG//I NEED HELP
A kite needs to be flown at a height  feet in the air. The kite's string will be attached to a pole, at a point  feet above the ground. The angle of elevation from the point where the string is... more
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11/19/18

What are the steps for -7 1/3 equals P -4/9
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11/16/18

Find an equation of the line satisfying the given conditions
Horizontal: through (-4,-3)Through (0,8/9); slope -2/9
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11/15/18

James bought 2 fishes at $1.00 and 1 fish at $2.00. What is the number sentence between the cheapest and the most expensive fish he bought?

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11/15/18

51 coins all dimes and quarters sum of 7.05?
How many quarters and dime are in the 7.05$
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11/14/18

What is the conic section produced when the plane intersects the cone at an angle less steep than the slope of the cone edge?
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11/13/18

What would be the 77th term of the sequence 1,1,1,1,1,5,5,5,5,5,10,10,10,10,10,..... ?
Can we make a formula for nth term of this sequence without the help of modular arithmetic and floor operation ?
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11/13/18

A box has a square base of side x and height y.
(a) Find the dimensions x, y for which the volume is 2 and the surface area is as small as possible. (b) Find the dimensions for which the surface area is 7 and the volume is as large as possible. 
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11/12/18

Introduction to functions
Ben has a total of ten $2.4-stamps and $3-stamps. Let n be the number of $2.4-stamps and $F be the total face value of the stamps. It is given that F is a function of n.(a) Represent the function... more
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11/12/18

Maths Year 8 Graph
The line with equation y=mx+2 is parallel to the line with equation y=-3x.State the value of m.
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11/12/18

Math homework help
A cannon ball is fired from the top of a tower. The height, h, in metres, is modelled by the function h(t)=-2t²+20t+8 and t will always be greater than or equal to 0. I need to find the height of... more
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11/12/18

The next president of the U.S. was born on Tuesday, Sunday, or Saturday. What is the probability of the given event?
Either an integer or a simplified fraction.
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11/12/18

Algebra Standards
Two days ago, Neil was assigned a set of problems to solve. Today he solved the final three. Yesterday he solved half of those then remaining plus half a problem. The first day he solved half of... more
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11/11/18

Percentage question

in an examination 20% failed in maths, 15% failed in English and 25% failed in Hindi if 5% failed in English and maths, 10% failed in Hindi and English and 15% failed in maths and Hindi and 2%... more
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11/11/18

Find the amount owed at the end of 4 years if 1600 is loaned at a rate of 12 % compounded continuously
Use A=Pert where:A = the amortized amount (total amount of the investment interest plus principle)P = the amount of the principalr = the annual rate of interest (as a decimal)t = the time in... more
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11/10/18

Solve this problem

Jolene invests her savings in two bank     accounts, one paying 5 percent and the other paying 10 percet simple interest per year. She puts twice as much in the lower-yielding account because it is... more
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