Math(Please help)

183,433 results, page 44

math

in the expansion of (x^2+3)^10 what is the coefficient of the term containing x^16. I did 10c4 * 3. But i am not getting the correct answer. can someone please show me how to do this. thanks for your time!

Math

HELP I am having trouble with metric conversions. 84.0 mL x _____ = ___________liters I have 84mL x 10-3 ml = 84.0x 10-3liters but i don't think it is right please help

Math - Derivatives

I find it difficult to take the derivative of something that has a constant base with a variable as an exponent...and simplify it... PLEASE HELP ME! f(x) = e^(x^(-1)) f'(x) = -1(e^(x^(-2))e^(x^(-1)) f'(x) = -e^(x^(-2))e^(x^(-1)) ????? and... f(x) = 3^x f'(x) = 3^x

math

You flip a coin and roll a number cube. What is the probability of getting a head and a moltiple of three? a 1/12 b 1/6 c 1/4 d 3/2 please explain !!!

Math - Pre Algebra

$1280 at 13% compound annually for 3 years Use the formula: B= p(1+r)n Please help me I need the answer for tommorow

Career Urgent

Why do you need math, business, and computer-related courses to become a web designer/developer? please help and thank you

math

write an equation in slope intercept form to represent the table of values. x=2 3 5 6 y=-3 -4 -6 -7 please help me solve it, i find it complicating

math

Perform the operation and write the result in standard form. 8 + 20i over 2i Please explain, I am very confused!!

Math

I don't understand this problem can someone please help me? Make an illustration depicting the number line to find the sum of the following: 1 2/3 + 1 5/6

Math (for PsyDag)

No sorry but that doesnt help, i tired using the formulae but i cant seem to get the correct ans, can you elaborate more please?

Math Help Please

Suppose that a polynomial function of degree 5 with rational coefficients has 0 (with multiplicity 2), 3, and 1 –2i as zeros. Find the remaining zero. A. –2 B. –1 – 2i C. 0 D. 1 + 2i

math please help me

vickie earns $20,000 a year as a bookkeeper. if she receives a raise of 2%, how could her new total salary be represented?

math

Find the largest angle for which sine and tangent agree to within two significant figures. Please explain ^_^

math

solve using the addition principle. -6+x>5 I have not done one of these problems with the less and greater sign... can someone please help me? thanks

gr 9 math

Can someone please post up some questions for dividing polynomial by factoring? I need to practice fo an upcoming test...

College Math II

a^4 - ab^3 = I have asked this question on many web sites and still cannot find the steps on how to solve this problem. Can you please help.

Math.

solve (-5)x=3x-22 I"ve tryed all of the methods I have learned and still, when I put them in place of X it does not balance out. Please help.

Math

The functional determinant of x, e^x, and e^-x is equal to___ The orthogonal trajectory of y^2 - x^2 = C is__ The slope of the normal line to y^2 = x/2 at P(1/8,1/4) is ____ help please...

Math

Please help, Give two numbers between which the exact answer falls: 3,567 – 1, 095 Explain your reasoning.

math

for ax^2 + bx + c with gradient 4x + 2 and a stationary value of 1 find a b and c and nature of point i think that its a minima and that its 2x^2 + 2x +2 but im not sure can someone check this please

6th grade MATH

WHICH equation describes the relationship between X and Y as in the table below x y 3 5 4 9 5 13 6 17 a. y=4x-7,b.y=x+12,c.y=2x-5,d.y=3x-5 can you give me the answer and explane it for me please!!!!!!!!!!!!

math-a.s.a.p.

Suppose you didn't know that b^0=1. Explain how you could arrive at this fact by using the laws of exponents to simplify b^2 times b^0=b^2 I am so confused Please help me!! Thanks ~aShLeY

Math(Please help)

use trigonometric identities to transform one side of the equation into the other. cos Q sec Q = 1

math

Can some one help me understand this question please? Give exact and approximate solutions to three decimal places. x^2-7x+11=0

math

Prove that the limit as n approaches infinity of ((n!)^2)/(2n)! is 0. I'm thinking that you have to use the squeeze theorem, but I'm not quite sure how. help please?

math

In how many different ways can you roll doubles in a monopoly game when you use two die? Please check my answer = 6

math-PLEASE HELP ASAP

Solve using elimination.......answers must be in ordered pair form....(this is the last one I am confused on) 4x-9y=6.5 7y-2x=-4.5

Math

Please check my answer: Multiply and simplify (8a^7)/(11p^3) * (121p^8)/(64a) I got (968a^7p^8)/(704ap^3) Is this correct?

Math

I came up with no solution for this equation. Could someone please let me know if I am correct? If not, I will try again, but I have already tried it 3 times. [x/(x+5)]-[5/(x-5)]=(x^2+25)/(x^2-25)

Algebra

I need help with math 116 week8 quiz I have tried everything please help me I am failing this class thank you in advance

math

What is the place value of number 3 241 568 073.247 Use numbers, words to explain. Please, help.

math

find an equation of the linear function f using the given information. please show all steps and work f(-1)=1, f(1)=-2

math

write each number in decimal form: (a) two hundred thirty and seven tenths .... .... .... please help!! thank you very much!

math

x.y=30 and x+y=10.3, I end up with x=(21.83+60.66i)/(-5.15-5.89i). i is the square root of (-1). could you please show me how this equation will = 10.3 I am having problem to figure it out. thank you.

Math

Factor each expression completely. Can you please show me the steps on how you reached your answer so I know how to these types of problems thank you. 3x^4+13x^3y-10x^2y^2

Math

Use 2nd Fundamental Theorem of Calculus to find derivative of f(x) = integral of 2x^2 to x-5 of square root of Sin(t)dt. Please help.

math grade11

for -2 < x < +3 and f(x) = 3x^2 - 6x a)determine the domain and range of f(x) b) the eqn of f inverse if f(x) is further restricted to 1 < x < 3. i don't know how to these problems i tried everything please help me

math

Please explain how you would use a mathematical property to make the following number sentence always true: a x 9 = a x 7 + 2

Math

The queston asks me to find k for the probability distribution: P(x)=k(x+2) for x=1,2,3 I have no idea how to solve this... Offer me some guidance, PLEASE!

5th math

What is the measure of each side of a square with a perimeter of 60 inches? this one I'm total lost . please ! show me how you do this problem. thank you!!

Math

Solving Identities [(1+tanx)/(sinx)]- secx I got cscx please halp me to solve it to see if its right

Math

Use patterns or a linear equation to complete the table. 11) x y 1 -1 3 3 5 7 10 ? 50 ? 100 ? I don't understand what I'm suppose to do! Please hep and explan well! Thank you!

MATH please help

5xy^2 + 15x^2y^2 - 25xy^2 + 65x^2y^2 = 10x^2y^2 + 45xy^2 Factor out the GcF of each polynomial in the equation

MATH please help

5xy^2 + 15x^2y^2 - 25xy^2 + 65x^2y^2 = 10x^2y^2 + 45xy^2 Factor out the GcF of each polynomial in the equation

MATH please help

5xy^2 + 15x^2y^2 - 25xy^2 + 65x^2y^2 = 10x^2y^2 + 45xy^2 Factor out the GcF of each polynomial in the equation

Math

If theres a golden rectangle, with one dimension shown as being 100, then what is the length of the unknown side? How do you do this please?

Math

I need to write up how to find a greatest common factor in a polynomial. I am having a hard time doing so. Could someone help me please?

Math - Problem4

Solve the inequality. Express your solution using interval notation and please show all of your work. x^4 - 7x^2 - 14 > 0

Math

The equation of the parabola which contains 2 points (1,1) and (-2,-2) and whose tangent at the point (1,1) has the slope k is y=1/3(A)x^2+1/3(B)-2/3(C). Express A,B and C with k .please solve this problem

8th grade Math

" four less than twice a number is greater than six " Can someone please write that as an expression ?

MATH

Please help me with this!! The first term in a sequence of number is t1 = 4. The terms that follow are defined by the formula: tn - tn-1 = 3n -2. Determine the value of t50.

math

Johns football game last for 50 minutes. What reduced fraction of an hour is that? Can someone please explain to me how to solve this question?

Math

Sorry for repeated questions, but this is my last problem: s = ut + 1/2(gt) The "t" for "gt" is squared, and the subject of the formula is "u". Thank you very much (and please include workings).

Math

Find the constant a such that the function is continuous on the entire real line. f(x) = 5x^2, x ≥ 1 ax − 3, x < 1 ???Please, thnks.

Math

What is the angle (in standard position - i.e. measured counterclockwise from the positive x-axis) formed by a line from the origin to point (1,-2)? Please help and Thank you

Math

The room you want to paint has 2 doors,each 6.5 ft tall and covering 20.8 square ft.What is the width of each door? My answer is 3.2 ft,am i right?if not please explain.

math

find two rates for each given rate: 1) 18people/12people 2) 1.5 miles/ 2.4 minutes please help sooooo confused

Math situation

please help me solve Multiply and simplify type exponential notation with positive exponents (64a^2)/(2a^2-16a+32) x (2a-8)/8a

math - please help

What is the rotational speed (rpm) of the 64 in diameter rear tires of a tractor traveling at 6.5 mph if there is no slippage? How do I work this? Thank you.

math please help me

Write the standard equation of the ellipse with the given characteristics I have no ideal how to do this Center:(0,0) foci: (2,0) (-2,0) vertices:(5,0) (-5,0)

math

The following sets of ordered pairs are functions. Give a rule that could describe each function. Please show your work. A.{(5,3),(7,5),(11,9),(14,12)} B. {(2,5),(3,10),(14,17),(5,26)}

College Math

Evaluate the expression. (8 7) however the () should cover both numbers. Please explain answer if poss.

Math

Check whether the given number is a solution of the equation or inequality. 2x+6=18;9 I know that I have to plug 18 into x but then i don't know what to do next. Help please? Thanks!

Math

Please find the next THREE numbers in the patterns and explain how you got them: 1) 5, 5/2, 5/4, 5/8, 5/16.... 2) 1, -3, 9, -27, 81... 3) 1/2, 1/2, 3/8, 1/4, 5/32... 4) -9, 101, -999, 10001, -99999...

college math please help

What do these mean? They are supposed to represent things but I don't understand them. C=2╥r for r, S=P+Prt for t, and A=2lw+2lh+2wh for h

Math - 10th grade

Simplify: (1-i)^3 Here's how I break it down using the formula (x-y)^3 but I just don't know how to get to the final answer. Please help. = 1-3i+3(i)^2-(i)^3 Thank you

Math

Thank you Steve for your help! I need help on another question. I have to show 10/8 divided by 5/8 on a number line. I don't know how to set this up. I am lost!!! Please help to explain this. Thank you

math

if prizes for a carnival are priced at 5 for 80 cents,how much would 250 prize [1] $4.00 [2]$ 8 00 [3] $40.00 [4] $80.00 [5] not enough information i given. help please

Math

Use the rated acute angle to state an equivalent expression Tan110 The answer is tan290. Why isn't it 70? Please explain

7/8 Math URGENT!!! PLZ HELP!! ANYONE????

Could ANYONE please explain this formula to me and what the words mean... I=prt (Intrest= principle x rate x time)

math - please help

Which expression is equal to 1/8000 written in scientific notation? A.8.0 x 10to the 3rd B.1.25 x 10–4 C.125 x 10–5 D.1.25 x 10 the the 4th I think it is A..?

math

Please help with the below: Find an expression for the nth term of the given sequence. a). 3,6, 12,24, ... b). 151,142,133,124, ...

Math

The measures of the angles of a triangle are in the extended ratio 2 : 2: 8. What is the measure of the smallest angle? can someone pretty please show me how to do this?

MATH

2(7w-1w+7)>122 ? what work would i do? im just learning inequalties and i have a quiz tomorrow with problems like this, please help!

Math

I need help please. Find the critical z values. Assume that the normal distribution applies. Right-Tailed test; x=0.03. z=?

MATH; PLEASE HELP

Power Standard Form 10^1 10 10^2 100 10^3 1000 10^4 10000 10^5 100000 Write a rule for the number pattern.

math

The bases on a baseball diamond are 90 feet apart. How far is it from home plate to second base? Please explain

math

please help me how to solve the integral sinx/x dx from 0 to infinite : ∫_0^∞▒〖sin⁡x/x dx〗 thank you

math

if the perimeter of rectangle is 50cm and its length is 5 cm greater than its breadth find its area please give answers with method

math

Graph the function f(x)=6-1/(x+4)^2 using transformations. State: a.the domain b.the range c.the asymptotes i do not get this at all, i am totally lost! please help!!!

Math

Let p and q be the roots of the polynomial mx^2 + x(2 - m) + 3. Let m1 and m2 be two values of m satisfying p/q + q/p = 2/3. Determine numerical value of m1/(m2)^2 + m2/(m1)^2. Please work the complete solution.

Math

Let p and q be the roots of the polynomial mx^2 + x(2 - m) + 3. Let m1 and m2 be two values of m satisfying p/q + q/p = 2/3. Determine numerical value of m1/ (m2)^2 + m2/(m1)^2. Please work the complete solution.

Math

Can someone please help me with these two. What is the quotient (6-x)/(x^2+2x-3)÷(x^2-4x-12)/(x^2+4x+3) in simplified form? State any restrictions on the variable. Simplify the complex fraction ((x)/(x+2))/((1)/(x)+(1)/(x+2))

Math

Find the area inside the lemniscate r^2=150cos(2theta) and outside the circle r=5sqrt(3). Please I really need help.

Math. Please help

Emory tosses a nickle four times. The probability that he gets at least as many heads as tails is? Explain

math

If # (a,b,c,d) means you take the positive value of the square root of each term, then add the resulting values, and # (a,36,16,9)=15, then a = ? please explain

Math

Find the second, fourth and eleventh terms of sequence described by each rule. 13. A(n)=2+(n-1)(-2.5) 14. A(n)=-9+(n-1)(3) I need help please, i am bad at mathh

math

hello! please help me my problems..I cant really understand this... Draw and explain an angle of depression of a boat from a cliff is 39 degrees.

Math 117

If you can please help, I would greatly appreciate it! Determine the equation of g(x) that results from translating the function f(x) = (x + 10)2 to the right 12 units. Thank you!

Math 117

If you can please help, I would greatly appreciate it! Determine the equation of g(x) that results from translating the function f(x) = (x + 10)^2 to the right 12 units. Thank you!

Math please check my answer?

This is my last question. What is the domain of the function below? f(x)= e^(x-4)-2 I got all real numbers is that correct?

math

Please answer ASAP.. Awheel has a diameter of 16 cm. Approximately how far does it travel in 5 revolutions? A. 502.4 cm B. 251.2 cm C. 100.48 cm D. 80 cm

Math

o is the center of the regular pentagon ABCDE. How many degrees are there in OAB? Please explain or show work A.36 B.54 C.72 D.108 E.126

Math

Prove the identity csc^2x = 2sec2x / sec2x - 1 Sorry i really tried. I got : LS = 1 - (cos^2x/sin^2x) but that's it. please help

Math Problem (please help)

Find all the zeros of the function. (Enter your answers as a comma-separated list.) f(x) = (x + 3)(x − 7)2 X=

Math

I have to make a real world problem using the greatest common factor of two numbers help me please.

math

If a 40 m rope is cut into two pieces in the ratio 3:5, how long is each piece? I tried it but I checked it and it was wrong, please help.

Math

Start a 4. Create a pattern that multiplies each number by 4 and then adds 3. Stop when you have 5 numbers. Can someone please help me out?

Math

Expand and simplify: (5r - 6s + s2) (13r + 3s - 5s2) I got 65r^2-25rs^2+78rs+18s^2+3s^3+5s^4 but it's wrong?! Please correct me!

Math

Simplify each expression and state any non-permissible values. (4 marks - show your work) x^2-2x/(x+1) x x^2-1/(x^2+x-6) Please help me as I'm on a deadline to finish this course

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