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Question 49099: If f(x) = -2x+5 and g(x)=x-4X=1, find each value.

Click here to see answer by tutorcecilia(2152)

Question 49452: A square has a perimeter of 58 cms. What is the area of the square? please show work thanks so much :D
--sandy
Click here to see answer by checkley71(8403)

Question 49512: the area of a circle is 200.96 cms. What is the diameter of the circle? please show work/explantion :D thanksz
-sandy
Click here to see answer by checkley71(8403)

Question 49514: The hypothenuse of a right triangle measures 25 cms. A leg of the triangle measures 15 cms. What is the area of the triangle? please show work/explaition thank you so much :D
--sandy

Click here to see answer by checkley71(8403)

Question 49513: The hypothenuse of a right triangle measures 25 cms. A leg of the triangle measures 15 cms. What is the area of the triangle? please show work/explaition thank you so much :D
--sandy

Click here to see answer by Osran_Shri(18)

Question 49697: Subtracting: Subtract 37 from -21. The answer is -58, but I don't know why!

Subtract 19 from -7.
Subtract -25 from 9.
Subtract -31 from -5.
I need help with all of the above. If you can show the work on how you got the answer? I need to have this done by today so pleeeeeeeeeeease help me asap!
Click here to see answer by Juhi(44)

Question 49690: Quadratic Function Solve: X squared + x - 3 = 0
Click here to see answer by alka(15)

Question 51061: I am a 2 digit number. Both of my digits are even. My tens digit is 8 more than my ones digit. What number am I?
Click here to see answer by darq(90)

Question 51009: Find two numbers.....
1. Whose sum is 2 and whose product is -63__________
2. Whose sum is -2 and whose product is -80__________
3. Whose sum is 4 and whose product is -60__________
4. Whose sum is -11 and whose product is 28__________
Click here to see answer by checkley71(8403)

Question 52418: The loudness of sound is based on intensity level measured in decibels using a logarithmic scale and is relative to (a ratio of) the weakest sound the ear can hear.
Using the Library, web resources, and other course material, research how sound is measured. Include the following items in your posting:
The formula for measuring sound.
Pick a specific sound, give the decibels of the sound, and explain what this measurement means.

Click here to see answer by stanbon(75887)

Question 52697: evaluate the following expressions for x=-1, y=2
x-((y-1)^2)+2(x^2+2x)
Click here to see answer by funmath(2933)

Question 52765: x+5.5-.27x-3.09
Click here to see answer by rchill(405)

Question 52836: kevin has $9,300 to invest. he decides to invest a portion of ther $9,300 at 4.7% for 1 year and the rest at 5.9% each for 1 year. if the total interest amount that kevin earns is $507.90, how much was invested at 4.7% and how much was invested at 5.9%?
pleaseeeeeeeeee helpppppppppp
Click here to see answer by funmath(2933)

Question 53310: One-fifth of the sum of two consecutive integers is 1 less than the smaller integer. Find the integers.
Click here to see answer by stanbon(75887)

Question 54033: find eqation in standard of the lines through ponit P that are (a) parallel to , and (b)perpendicular to , line L.
P(2,0); L: x+2y=3
Click here to see answer by funmath(2933)

Question 55403: write the general equation form of the line which has slope 3/4 and passes
through the point(10,-2)
I am having some trouble beginning this problem...i am not sure if a chart is needed in order to graph this...please help...thank you
Click here to see answer by foleysdad(7)

Question 55460: suppose you are the manage of a company. your company is going to manutacture a new product. assume that the accounting department has provided you with a cost estimate: the fixed cost will be $3,198 and the variable cost $31.00
assume also that the sales department has estimates revenue sales as: revenue for each item sols: $154.00
a) write the linear function C(x) and the revenue function R(x)
b) analyze the above information and determine the break-even point for the new poduct
c) find the average cost to produce 145 units of the new product
d)find the average cost to produce 295 units of the new product.
Click here to see answer by ankor@dixie-net.com(22740)

Question 58207: (sin(x+pi))/(cos(x-pi))
Click here to see answer by stanbon(75887)

Question 58223:
sinx sinx ------------ + ------------ (1 + cosx) (1 - cosx)

Click here to see answer by funmath(2933)

Question 58223:
sinx sinx ------------ + ------------ (1 + cosx) (1 - cosx)

Click here to see answer by Edwin McCravy(20054)

Question 58222: (1+cosx)(cscx-cotx)
Click here to see answer by stanbon(75887)

Question 58469: A solar energy collector needs several 6-in by 6-in square panels to cover an area 13 ft by 4 ft. How many square panels are needed.
Click here to see answer by Nate(3500)

Question 58890: if an investment of $14,000 grows to $15,300 in 21 years, what is the interest rate assuming quaterly compounding.
your final answer must be in percent, accurate to 4 decimal places.

B. what is the interest rate if we use a simple interest?
your final answer must be in percent, accurate to 4 decimal places
Click here to see answer by stanbon(75887)

Question 59872: Identify the amount in the statement "384 is 64% of 600."
This is from a pre-quiz and i'm not really sure what it is asking for nor how to give an answer for it. Can some one help please?
Click here to see answer by tutorcecilia(2152)

Question 62353: Help me slove..." The diagonals of a parallelogram bisect each other."
Click here to see answer by bryanpark428(4)

Question 62348: Please help! Problem: "Prove that the figure formed by connecting the midpoints of the sides of any quadrilateral is a parallelogram. Hint: a line segment connecting the midpoints of 2 sides of a triangle is parallel to the 3rd side."
Click here to see answer by venugopalramana(3286)

Question 62630: what persent of 5.4is 1.2?
what % of 20is 3/5?
Meat totaling 125grms contains 25 grms protein and 6 grams fat.what % protein and % fat?
Click here to see answer by checkley71(8403)

Question 63046: 5b=b+b+b+b
Click here to see answer by stanbon(75887)

Question 63123: Hello i would like to ask a question about the fundamental theorem of Algebra

my homework states to find a polynomial equation having the given roots.

if i have the roots 3,-1,2
how do i get to the equation?

any help would be great. Thanks!
Click here to see answer by Nate(3500)

Question 63382: You are confronted with the following formula:
A * [(B + C)(D - E) - F(G*H) ] / J = 10
Knowing that each variable is a unique, single-digit, nonzero number, and that C - B = 1, and H - G = 3, what is the number ABCDEFGHJ, where each letter is a digit? For example, if A = 4, B = 2, and C = 7, ABC would equal 427.

Click here to see answer by 303795(602)

Question 63934: An object is moving in a straight line from an intial starting point. Its distance f(x) from starting point at time x is given bt f(x)=
f(x)=2x4 + 3x3 - 1x2 + 3x - 1
the velocity of the object is given by f(x) and the acceleration of the object is given by f(x)
A) what is the distance from the starting point when x = 10.0?
B) what is the velocity of the object when x=4.0?
C) what is the acceleration of the object when x = 11.6??
Click here to see answer by stanbon(75887)

Question 63932: determine the critical numbers and the critical points for each of the following functions:show all work

A)f(x)= x3 + 3x2 -33x -35
B) g(x)=x3 - 36x
C) h(x)= x3 -3x2 -40x
Click here to see answer by funmath(2933)

Question 63931: calculate the first derivatives f(x) for each of the following:
show all work
A)f(x)= 2/3x3/4 + 3/4x2/3+ 5/6x2/3
B) f(x)= 2/5x3/2 + 5/6x3/4 + 5/6x3/2
C) f(x)= 3/4x2/3 +5/6x3/2 + 3/4x3/2

Click here to see answer by algebrapro18(249)

Question 63935: sketchthe feasible region(in Quadrant 1 only) for the following system of linear inequalities. show all work
x - 5y < 0
8x - 15y < 40
3x + 4y < 92
-4x + 9y < 78
x > 0 and y > 0
Click here to see answer by stanbon(75887)

Question 64288: f(x)=(x+1)^3(2x+3)(2-x)^2
determine the degree of f(x)
what are the zeros of f(x)

help help
Click here to see answer by chitra(359)

Question 65001: Dear tutor

I have this problem about simplfying this equation:
__1____ _ ___1___
(x-h)^2 h^2

I also have this problem where I rationalized the numerator
___√(x-4)+2_____
x
By the way the the underline means this is a fraction like 1/4.
√ represents a square root covering (x-4).
Sorry if it looks complicated in a weird way.
SIncerely,
Kazi Nafis
Click here to see answer by stanbon(75887)

Question 65151: A)Determine the greatest common factor for the following 3 terms:
48x^2y^3z^5, 120x^4y^2z^4, 35x^2y^3z^5
B)Simplify the following expression and rewrite using only positive exponents:(assume that the bases are not zero)
(2x^-2y^-2z^5)^3(3x^-2y^-4z2)3
Click here to see answer by stanbon(75887)

Question 65150: A)write the point-slope equation form of the line which passes through the 2points: (6,0), (11,5)
B) Write the point-slope equation form if the line which passes through the 2 points:(4, -8), (9, -5)
C) Write the general equation form of the line which passes through the 2 points: (6,0), (10, 5)
D) Write the slope-y-intercept equation form of the line which passes through the 2 points: (-5, 1), (0, 4)
Click here to see answer by cristiana(10)

Question 65148: A)mary decides to purchasea house that cost $262,500.00 the bank requires a 10% downpayment and will provide a 15 year mortgage at annual interest rate of 8.0%. Calculate the mortgage loan amount, the monthly payment required to amortize the loan and the total interest paid(assume all the payments are made).use four 4 deciaml places then round dollar values to tthe nearest penny.
Mortgage payments are made each month(monthly)
b) create an amortization schedule for the first 4 months of Marys mortgage.
C) What is Marys approximate remaining balance after 59 payments have been made?
Click here to see answer by stanbon(75887)

Question 65315: Can two sets of data have a negative correlation?
Click here to see answer by stanbon(75887)

Question 65509: if 2x - 3y = -4 and 3x + 2y = 46 what are the values of x and y ? thankyou
Click here to see answer by uma(370)

Question 65572: thank you for all your help!!!
in this problem: ((x-2)^2(x+7))/((x-2)(x+7)(x-8)), i had to simplify the fraction, which i came up with ((x-2))/((x+7)(x-8))....now its asking me to find the common factor and rewrite the expression......i thought the common factor was x+7....but i'm not sure how to rewrite the expression. this is what i came up with: x+7x*-8,7x*-8,7x*-56,....please help me solve this
Click here to see answer by checkley71(8403)

Question 65863: 1. Let In(x^2 - 3y) = x - y - 1define a differentiable function y of x. Find an equation of the line tangent to the graph of the equation at the point (2,1)
2. Water is poured into a conical cup at the rate of 2/3 cubic inches per second. If the cup is 6 inches tall and the top of the cup has a radius of 2 inches, how fast is the water level rising when the water is 4 inches deep?
Click here to see answer by Edwin McCravy(20054)

Question 67028: I have a question. I have to solve for "l" I know that I need to isolate "l" but i do not know what to do from there.'
the problem is: W= p+l after that I have no idea what to do!
_____
2
Thanks!!!!
Click here to see answer by stanbon(75887)

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11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 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