Math(Please help)

183,433 results, page 52

Math

Solve the following systems of equations: -2x+y=1 -4x+y=-1 (3,1) (-1,3) (-1,-3) (1,3) Could someone please help. I'm confused on how to solve this. Thank you!

Math

If f(u)=u+1/(cos^2u) , u=g(x)=pi(x), x=1/4 , find the derivative of f(g(x)). I can't seem to get this one, step by step please?

Math

1) Given that p(-3), p(-1), and p(5)=0, which expression could be p(x)? A)x^3-x^2-17x-15 B)x^3+x^2-17x+15 C)x^3-3x^2-13x+15 D)x^3-9x^2+23x-15 How do I solve it? Please help

math

which is equivalent to the expression shown? 10^2 • 5^2 2,500 250**** 500 200 please help

Math

Please solve y=3x2 the 2 represents the exponent, because I don't know how to place the exponent in the equation.

Math

Suppose f (x) = x^3 + x and g(x) = f^-1(x). Find g'(2). I am confused about how to find the inverse of f because I can't isolate y. Could you please help? Thanks!

math

wx + zy = c Solve for y. I don't understand this. If you know what Carnegie is, then you would know I don't really understand. So please help me. help me with the steps

** Math - PLEASE help!!

Find all real zeros of the function: f(x)=-2x(x^-16)(x-3) I appreciate all help. Thank you.

Math

For f(x) = 3x + 4 and g(x) = x - 1. Calculate (f o g)(x). For f(x) = 3x + 2 and g(x) = x². Calculate (f o g)(-2). Consider the function. f(x)= -2x+1. Find the inverse of f(x). Please help! How do I solve this?

Math

There are 144 people in an audience. The ratio of adults to children is 5 to 3. How many are adults? PLEASE HELP!

Math - ASAP Please

(Slope-Intercept Form) Which of the following lines has a slope of -1/2? A) x + 2y = 0 B) x - 2y = 0 C) -x + 2y = 0

Math

How many yards do you need to make 15 t shirts with only 3/4 yards please explain

math test help

help me n the exploring probability unit test all answers please!!!!

math

Dennis says that (2x-7)^2=(7-2x)^2.Do you agree with Dennis?Explain Answer please steve

Math

I need help, please find the exact value of 2log3 27+log3 (1/3)-log3 3^1/2 many thanks

math

If 1/3 is equivalent to 33 and 1/3%, what percent is equivalent to 2/3? A. 33 and 2/3% B. 150% C. 66 and 2/3% D. 65% PLEASE HELP I NEED THE ANSWER ASAP!!!

Math

Find the ratio of the complementary angles having the ratio of 3:16. With solution please, thank you!

Math please help!!

In most geometry courses, we learn that there's no such thing as "SSA Congruence". That is, if we have triangles ABC and DEF such that AB=DE, BC=EF, and ∠A=∠D, then we cannot deduce that ABC and DEF are congruent. However, there are a few special cases in which SSA...

math

simplify sixth squareroot of 27a6b3 + 7a eight squareroot of 81b4? please help me

Advanced Math I

How do you go about solving this problem? x(a/4+1)y(c+3/2) /(x2)by-c+1 I am so confused about this. I don't get it! Please help.

MATH, help please

how would y multiply 4 4/7 x 7 3/4? how do u multiply fractions witha whole #?

math

Can someone please help me with this factoring? Thanks! Factor 3x^2-7xy+2y^2 Factor 12x^2+8x-15

math

Please help me solve the following. Thanks, Write m^p = q using logarithms. Solve (1/e)^2x = 14

Advanced math--check answer please

Which system is inconsistent? A) y=0.5x x-2y=1 B) 2x-y=8 4x+y=5 C) x+y=0 2x=y D) y= -1 x=2 Answer: A Thanks

Math

could you maybe give me and euqation using the numbers 21, 2, 6, 19 & 13 that give a total of 3? Please :)

math

2/6 of the insects were centipedes. 1/2 were millipedes, 12 were flies. How many insects were there? Please explain.

math

what is the range of y=Arc sin x? I don't know what is the Arc stands for. Please help and explain. Thanks!

Math

Solve for x in the interval 0<x<(pi/2): 2sin(9x)+cos(10x)=cos(8x) PLEASE HELP!!!

Math

The lcm for... (1+3t) (1-9t)^2 (1-3t) Answer 9t^2 or (3t+1)(-3t+1) I'm not sure which answer I have is right, could you help me please.

Math

i need help with this please..... Explain why the line x= 4 is a vertical line in 50 words

math

Please check this problem to see if I answer correctly x - 3 > 8 Answer x > 11

Math

express in scientific notation 38.0.000,000,026 help please

math

Can you please tell me what you get when you subtract 1000 miles from 231.05 miles. Thanks!

math

distributive property 615x(2+5)= (615x____)+ (615x____) please help me do this problem

Math- Please check answer

(.200-x)2 Would the answer be .400+x2

math-quotient

Help me please. My mind is mush.... need to find the quotient of: a. 3/4÷-12 b. 5/4÷2 2/3 c. 18 ÷4.6 d. 3.06 ÷0.22

math

please solve this for me.. i feel as if i am doing this wrong.. (1000/s-120)- (1000/s) = 1/2

Math

I am stumped...please help...I'm not sure what they are talking about with P (A and B) = 0 If P(A) = 2/3, P(B) = 1/6, and P(A and B) = 0, what can you say about P (A or B)?

Math

I am stumped...please help...I'm not sure what they are talking about with P (A and B) = 0 If P(A) = 2/3, P(B) = 1/6, and P(A and B) = 0, what can you say about P (A or B)?

math

Solve the equation. Check the equation. c= square root of(3c-8) Please Help!!!! Thanks.

math

Can you help with three problems 1)2x^2+7x+3 2)6x^2+5x-4 3)4x^2+12x+9 I have to factor this problems.Please help

Math(Please check)

solve for x: log4 X - log4 2 = 2 log(2x) = 2 Now what do I do?

math

convert 25 degrees c to degrees fahrenheit. please help it is due tomrrow

Math

Can you please tell me step by step on how to do this problem. Factoring by grouping: ab-5a-15+3b Thank You

Math(Please help)

Simplify the equation: 8^-3 X 8 I know that 8^-3 is 1/512 so do I now multiply the 8 to the 1 and 512?

Math

Can you please helop with this problem? Solve this problem: -x/3 is greater than or equal to 2 Thank you

math

x=(-5.15-5.89i).(30/(-5.15-5.89i)) i is the suare root of (-1) what is x. please help me , i cant figure it out. thank you.

8th grade Math

Can you please check my answer? Solve for x. 7- 7/2x = -5 my answer: x = 42

math

Please and this one 234,000,000 it scientific notation

Math

PLEASE HELP!!! beth has 60 toy cars and trucks. 75% of them are blue. How many are blue?

math log

if log6=m and log 5=n, write 7.2 as an expression in m and n Answer is 2m-n Please help me!!

math

Is 8.5 greater then , less then or equal to -1000? 8.5__-1000 (<,>,=) PLEASE HELP ME

math

solve: 4+8 1/2 -:- (1/4) to the third power. solve -11-(x+30)=-41-2 (5x-18) please show your work

math (please help)

Let r= 3-3 sin θ How do I test for symmetry θ = π/2?

math problem

I have no clue about this problem please solve 8[-73-(-61-28)]

Math

If A, B, and C stand for different digits, and BA+AC=BCA, what digits do A, B, and C represent? Please Help!

Math

If A, B, and C stand for different digits, and BA+AC=BCA, what digits do A, B, and C represent? Please Help!

Math

Solve: (don't forget about imaginary numbers) 5x^2-7x+12=0 how do I solve this? please help and thank you

Math situations

please help me solve Use the quadric formula to solve 2x^2-3x=-6

math

what is a linking verb is a verb that links the subject HELP ME PLEASE I'M TIRED

math

please help choose the expression that forms an equation with the given expression 18-4*3=

Math HELP!!!

If there is 60 pages I'm printing but I print it front and back how many pages will be. PLEASE HELP!

Math Please Help ME :(

14. 10 5/18 – 8 5/6 = 15. 1/2 • –1 1/3 = 16. 5/8 ÷ 15/16 = 17. Write 13/4 as a decimal. Round to three decimal places

Math

How do I find (a) f*g (b) g*f (c) f*f of these problems? If you can, please show me step by step ^___^ thank you 1)f(x)=x^2 2) f(x)=3x+5

Math..solve for u

Solve u-2[2=3 [ is square root. Please show work

NEED Help math

Graph this equation : X=-3 on a graph PLZ and show how you did it please

Math

Here is the other ones you didn't help me with ! 4/7 divided by 7/8 2 1/2 divided by 4 Thanks Please Help With All Of Them Thanks !

math algebra 1

Please show the steps and explain how to do this as well. 3√8 · 2√5

These are my last couple! Please Help In Math.

53.) 49x-2 = 7Ö 7 a. -5/4 b.5/4 c. 11/4 d. -11/4 79.) 10 E 3n-2 n=4 a. 14+17+20+...+32 b. 28+31+34+...+43 c. 10+13+16+...+28 d. 9+14+17+...+30 66. ln 1 √e a. -√e b. -1/2 c. 1/e d. 1/2 67. Solve: e3x = 8 a. ln 5 b. 3 ln 8 c. ln 8 3 d. ln 3 8

Math

Factoring Polynomials (please show step by step) -8z^3 + 512w^3

Quick math help

please help me solve these problems! Thank you! 1. Simplify: (3p^5)(5p^2)+(7p^3)(2p^4) 2. Simplify: (6x^2-2xy+3y^2)-(4x^2-xy-y^2)

Math please ASAP

Line AB contains points A (-1, 3) and B (5, 3). Line AB has a slope that is

math

y=1/3|x|-2 use integer values of x from-3 to 3 to graph the equation. Please help me graph this

math

Use integers from-3 to 3 to graph the equation. y=1/3|x|-2. Please help me how it would be on a graph

math help

(y^3)^-2 (y^2)^0÷y^-3 the answer is1/y^3. I just don't understand how is that answer. Please explain

Grade 11 Math functions

y=x^2-5x+6 Domain= {xeR or 2<x<3 } Range={ } What is the range?? please help! thank you.

Math

What is 145 over 16 in simplest form? 29/2 * 5/8 = 145/16 = ?? PLEASE HELP MMEEEE DX

Math

Solve (16x^2)^-3/4 Please help using step by step. I don't understand how to do this. Thank you

math

PLEASE HELP if i have a balance of -$80 and i deposit +$50 will i have to pay another fee of $35?

Math to Ms.Sue

Ms.Sue may you please check my answers down below?

math

Please help! The area of a parallelogram is ( x^2 + x - 12) and the length of its base is ( x +4). what is the height of the parallelogram?

Math PLZ HELP NOW!!

7a^4*3a^2= ? Can you show me step-by-step please? Thanks a bunch :3

math

please show step by step! solve for m and n if mn=1300and (m+15)(n-30)=1300

Math

Today is Friday. What day of the week is it 80 days from today? Please help!!!

math

Find the zeros of each function. Then graph the function. y= (x-1) (x+2) Can you show me how to do this please?

math

V=πr^2h V = 3.14 * 1.25^2 * 10 V = 3.14 * 1.5625 * 10 V = 49.06 how does 3.14*1.25^2 = 1.5625 because when I calculate the problem I get 1.11803 *10 =33.20 please help

Math

2(3c to the 2nd power+ c +-2 Please check 6c to the 4th power+c squared + -4

Math

1. The graph of the parametric equations x= 2-3t, t= -1+5t is a line. What is the slope of this line? Please help!!!!!

Math

Find the product and explain the process and reasoning 0.67 x 0.3 Please help I don't know how I could explain this :(

Math help

Please solve it step by step. Integrate: ∫(x^3/(√(x^2+1))dx

Math Help!

Help me please. Not sure how to solve this. Can someone show me how to do it step by step. -2/5x-9<9/10

Math

what value of x is the derivative of x^3 is equal to the derivative of x^2 + x? can someone help me out please

Math

Find the function Rule. x= -2 -1 0 1 2 y= 9 4 -1 -6 -11 It's hard for me to find the answer. Please help me!

Math

y + 5 is equal to or greater than 7 Is y less than or greater than 12? Please check, and help correct.

Physics (SO CONFUSED!!!)

I think I'm using the wrong formulas or SOMETHING... Here's the question: "Two equal charges are separated by 3.7 ´ 10^-10 m. The force between the charges has a magnitude of 2.37 ´ 10^-3 N. What is the magnitude of q on the charges?" Here's my work: F = kc(q1q2/r^2) 2.37 x ...

Pre-Calc

Please check answer and help with one of them: 1. check please car in an accident speed of car is the s, d is length of skid=30 feet f is coefficient=0.5 use formula to find s=sqaure root of 30*f*d My answer is 21.21 because I took square root of 30(0.5)(30) 2. this one is ...

Pre-Calc

Please check answer and help with one of them: 1. check please car in an accident speed of car is the s, d is length of skid=30 feet f is coefficient=0.5 use formula to find s=sqaure root of 30*f*d My answer is 21.21 because I took square root of 30(0.5)(30) 2. this one is ...

Math

These problems I really don't understand and really need serious help :) 1.What the product of (5.1 x 10^3)x (3.2 x 10^3)?(Please express your answer in scientific notation) 16.32 x 10^6 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2.What is the product of (7.28 x 10^-2)x(9.1 x 10...

math

These problems I really don't understand and really need serious help :) 1.What the product of (5.1 x 10^3)x (3.2 x 10^3)?(Please express your answer in scientific notation) 16.32 x 10^6 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2.What is the product of (7.28 x 10^-2)x(9.1 x 10...

math

These problems I really don't understand and really need serious help :) 1.What the product of (5.1 x 10^3)x (3.2 x 10^3)?(Please express your answer in scientific notation) 16.32 x 10^6 .... 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2.What is the product of (7.28 x 10^-2)x(9.1 ...

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