# 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^∞▒〖sinx/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!