05/29/17

What is CD?
In the ΔABC, AB = 16 in, BC = 9 in, AC = 10 in. AD ⊥ to the extended BC. Find CD.   A \----------     \           ------------------      \                            ---------------   C  ... more
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05/29/17

i need some help with this partial fraction
x²+4 ÷x² - 4
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02/27/17

m<v given that p ll q ,m < u =75.2 ,and m < w = 104 .8
what i the answer for this problem  
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10/19/16

stats question
choose at random a young adult aged 19 to 22 years. Ask their age and where they live (with their parents, in their own place, or in some other place such as a college dormitory) here is the... more
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09/12/16

Help ME!!!!!!!!!!!!!!
Maggie has a ribbon 27 feet long. What is the length of ribbon in yards?   equation:   ???? ?? Answer:   ???? ??
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05/24/16

can we use 200 volts voltmeter for 230volts ac current if we use what will appen
please tell me the answer 
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05/24/16

3 over 6-vx
Simplify    3     6-√x
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05/22/16

How much chlorine is in the pool after 2 days?
Chlorine is frequently used to disinfect swimming pools. The concentration should remain between 1.5 and 2.5 parts per million. on a warm, sunny day, 30% of the chlorine can dissipate into the air... more
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05/09/16

How do I solve this problem?
A town had 2120 acres of pine trees 40 years ago. Only about 13% of the pine trees remain. How many acres of pine trees remain?
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02/05/16

word problem
The point at which a? company's costs equal its revenues is the ? break-even point. C represents the? cost, in? dollars, of x units of a product and R represents the? revenue, in? dollars, from the... more
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02/05/16

Help please with regression question
Can someone please help me with this regression question. I just dont understand. We just did a project over this and I know how to get the regression equation that was given below and i know how... more
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01/30/16

In a northern European country, the formula
In a northern European country, the formula: y = 0.033x2 - 2.5x + 62.57   models the number of deaths per year per thousand people, y , for people who are x years old, 40 ≤ x ≤ 60. Approximately... more
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01/30/16

( x + 7 )^2 - ( x + 3 )^2
 Perform the indicated operations and simplify completely:  (x+7)2 - (x+3)2
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04/11/15

What is the null hypothesis?
A marketing research firm completed a study assessing people’s willingness to purchase a wrist band calorie tracker on a scale from 1 (very unlikely to buy) to 7 (very likely to buy). The research... more
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04/11/15

What is the null hypothesis?
1. The Coca-Cola company wants to evaluate how consumers will respond to a newly developed energy drink. The key question is whether consumer’s preference for the drink depends on the amount of... more
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12/26/14

How to slope this (6,-2); slope=-4 over 3
like how to slope it
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12/26/14

Writing polynomial functions with complex zeros
How do you write a polynomial function (f) of least degree that has rational coefficients, a leading coefficient of one, and the zeros 5, 5, and 4+i?
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12/16/14

2xM M is an improper fraction. Find the product of M so that the product is less than 2 but more than 1
5th grade math?
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12/09/14

Polynomial Function
The polynomial of degree 4, P(x) has a root of multiplicity 2 at x=4 and roots of multiplicity 1 at x=0 and x=-2. It goes through the point (5,21). Find a formula for P(x) ?
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12/09/14

Word problem
The count in a bateria culture was 600 after 20 minutes and 1700 after 35 minutes. Assuming an uninhibited exponential growth model of , What was the initial size of the culture? How long does it... more
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