01/31/16

I have to find the slope-intercept form of the line with the given properties. x-intercept = 4, y-intercept = 9
this precalc is hard
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01/28/16

1 pound 4 ounces of ribeye for $ 4.99 or 2 pounds 6 ounces of Filet mignon for $9.75
find unit rate and best deal
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01/28/16

the sum of three consecutive numbers is ninety six what is the smallest of the three numbers
 the sum of three consecutive numbers is ninety six what is the smallest of the three numers
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01/28/16

Word Problem
A factory kept increasing its output by same percentage every year. Find the percentage if it is known that output is doubled in the last two years.
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01/27/16

What is the distance between the stations?
A light-rail train going from one station to the next on a straight section of a track accelerates from rest at 1.0 m/s^2 for 20 s. It then proceeds at constant speed for 2100 m before slowing down... more
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01/27/16

how long was the toe of the person kicking the ball in contact with it
A 430- g soccer ball at rest on the ground is kicked with a force of 600 N and flies off at 15 m/s. How long was the toe of the person kicking the ball in contact with it?
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01/27/16

The square of a negative number is 60 more than four times the negative number find the number
Math problem
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01/27/16

Differentiation inverse trigonometric functions
Find the derivative of   tan-1(1/t)   I have seen other answers online but they are really hard to follow. I thought you would need to use the product rule. Not to sure though. I know the... more
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01/27/16

your test scores in one class are 78 and 84 what possible scores can you earn on your next test average between 81 and 87, inclusive?
help me :/
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01/27/16

Let f(x) = 7 x2 + 6 . Evaluate f ( 1 + v 2 ) . IMPORTANT: Provide an exact expression, not a decimal approximation
I keep getting 27+ 7√2 but this is incorrect.
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01/27/16

The volume of a large can of beans can be calculated using the formula V=pr^2H.Write an equation to find the radius ,r,in terms of V and h.
The volume of a large can of beans can be calculated using the formula V=πr^2H.Write an equation to find the radius ,r,in terms of V and h.
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01/26/16

Question below
Your cousin gave your $18 with which to buy a present. This covered 2/3 of the cost. how much did the present cost?   Please show an equation for this problem and the answer
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01/26/16

Factor x^2 - 13x + 42
Factoring this problem is difficult 
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01/26/16

what amount must you invest today at 5% compounded annually for it to grow to $2000 in 3 years?
please show me step by step on how to solve it
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01/26/16

A car was bought for $21,000 and depreciates exponentially at a rate of 9.37% per year. What is the car worth after 9 years? Round answers to the nearest cent
I just need help
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01/26/16

What is the slope of y-x= -5? Is it undefined?
Is this undefined? Or there is a slope
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01/25/16

I'm trying to check my sons homework sheet, can you help me?
1) 9n +9-9= 9n 2) -8x-7+1-x= -7x+ -6 3) n+4+2= 1+6 or n+6 4) -7v+8v= 1 or v 5) 9r-9+1+9r= 18r + -8 6) -7x-3x= -10x 7) -5m+5(2+7m) = 30m + 10 8) -2-5(8x-2) = -40x +8 9) -10(-6p+10)+2 = 60p +... more
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01/25/16

Solve the system of equations: x2 + y2 = 16 and 3x + y = 4.
i am not sure how to solve this at all
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01/25/16

Write the polynomial function, in standard form, that has zeros -1, -2, and 3:
A: x^3 - 7x + 6 B: x^3 - 7x - 6 C: x^3 - 6x^2 + 11x + - 6 D: x^3 + 11x + 6 E: x^3 + 6x^2 - 7x - 6
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01/23/16

How do you simplify: a-x/ax(x-a)
I know the answer is -1/ax, but I'm not quite clear on the rules for simplifying it.
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01/23/16

if 9.5in=10ft then 3.125in=? (for a scale model)
this is for a scale model
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01/23/16

Nancy is 5 years younger than her brother Stan. Last year she was twice as young as he was. How old is each of them now?
Nancy is 5 years younger than her brother Stan. Last year she was twice as young as he was. How old is each of them now? Nancy is ____ Stan is ____ Nancy is 5 years younger than her brother Stan.... more
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01/22/16

Only need a quick answer to algebra 2 question
6x^4-x^3-11x^2+9x-1/3x-2
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01/22/16

Mrs. Argyros is older than Ms. Martinez. The difference of their ages is 12 and the sum of their ages is 50. Find the ages of each
Solve by system of equations 
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01/22/16

Rachel has 700 Australian dollars. If 1 U.S. Dollar equals 1.1266 Australian dollars, about how many U.S. Dollars can Rachel buy for her Australian dollars?
I need help with apex 
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