68,254 results

maths letaracy,history,geography and life science
im going to grade 10 next year,and i want to be a psychologist and im going for maths letaracy and history feild im realy not good with maths and i just found out a few weeks ago that i need pure maths to do psychology.i don't know what to do now ,i also don't know the jobs ...

maths
I am really facing difficulty in maths. I do my best to improve in maths but after entering in the examination hall during my exams, i just get confused. please help The proper name for the subject is mathematics or just "math" for short. Calling it "maths" calls attention to ...

maths a
Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte perform better? Explain your decision. ...

MATHS
Critical help please. Level 3 maths algebraic methods is really hard. Q) Two functions f and g are defined by f:x (arrow) x^2 + 3 g:x (arrow) 2x+1 Find a) the function fg b) solve the equation f(x)=12g^-1(x) I need to show my working out, please help someone

MATHS
if a student scores 58 in a maths exam predict the score they would get in science??? Have no idea where to start on this answer other than having a good guess!! Can anyone help please??? Thanks Andrew

English
Can you please help express the concept below? Thank you, Writeacher. I was last proud of myself when I got an A in maths/when I got a 7 and a half (according to the Italian grade system) in maths.

Maths
Can someone please help me with this please please 😯 An even function is symmetrical about the origin(true or false )

Math
Make a complete re search project on maths is interconnected with other subject i.e. Maths Vs computer using art with maths.

Maths
Hi I have a maths problem I can't figure out please someone help. Zac had some 2c stamps and 5c stamps.he needed to put 30c on a postcard to mail it.what combinations of stamps could he use.

Maths
I have a test tomorrow and I really don't get this, please help me. "Use transformations and the zeros of the quadratic function f(x)=(x-6)(x+4) to determine the zeros of each of the following functions a) y=2f(x) b) y=f(2x) c) y=f(0.5x)" I am so lost, I don't get what it ...

business studies n maths lit n accounting n geo
Do I need pure maths in These subjects or is maths lite fine to get me to the point of being a entreprenuer in my life

maths
suresh scored 15 mareks more than ramesh in maths.if the sum of their marks in maths is 275.write the statement in linear equation in two variables

Exams help
Hello I am a Grade 11 student , I am willing to resit my maths exam this November , but I have to take my account that my IGCSE's are this year , my mocks will be in January and my real resit exams will be at the beginning of November , which is just a month ahead Should I ...

Maths
I need some help with my maths questions please! What angle does the tangent to the curve y=x^4-x^3+7x make with the positive direction of the x-axis at the point where x=2? Find any x values for which the gradient of the tangent to the curve y=x^2-3x-1 is parallel to the line...

Maths Help !!!!!!!!!!!!
Hello I'm in grade 9 and i still get confused with the expressions and how to make then in maths although i'm queit very bright ! Any tips on this please thanx Practice. We learn by experience. You may want to buy an extra workbook at the bookstore, which has answers so you ...

Maths
I have a maths exam tomorrow and am studying with a friend. We are working on a question and are getting two different answers. Could you please show us the right way to do it? 2(4x + 3)(4x - 3) - (4x + 3)squared p.s i couldn't find a squared symbol so only the last bracket is...

Maths B
Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte perform better? Explain your decision.

Maths B
Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte perform better? Explain your decision.

Maths
45% is 28 100%=? Please show me the concept and the working out as well please

maths - trigonometry
I have my maths exam on Tuesday and cannot remember how to do trigonometric identities at all. I was so sure, but now I'm not. I asked a similar question earlier, but I still don't quite understand. Please give me step-by-step instructions? [sinx + tanx] / [cosx +1] = tanx

Maths
X squared-(k+3)x+4k=0 Please help me find the value of k for which there are equal roots but of opposite sign Working out please thanks

Maths Question
the slope of a curve y=f(x) is given by dy/dx= (x-1)(x-2)^2(x-3)^3(x-4)^4(x-5)^5 for what value or values of x does y have a local maximum/miniumum? justify your answer. i tried solving this question but couldn't figure out how to do it. i even asked my old maths school ...

How do i work out the mass of a flywheel. I am given the density as 7500kg/m3, a 500mm diameter and a 10cm thickness. Please help

maths
A fraction a / b can be expressed as a terminating decimal if b has no prime factors other than A) 2, 3 B) 3, 5 C) 2,5 D) 2,3,5 Please choose from the option and please show your work.

MATHS GEOMETRY!!! URGENT PLEASE.
A triangle has side lengths 10,17 and 21cm. Find the length of the shortest altitude. And please show working out to help me understand.

maths
the sum of 3rd and 5th terms of an a.p is 38 and sum of 7th and 10th terms of an a.p is 83,find the a.p. please help all questions please help please.

Maths-can someone explain something to me???
hey, can someone explain vectors to me? im soooooo lost, I don't understand them at ALL. please please please help me. :(

maths
i am told to do a project in maths it should involve a maths consept.pls help as to what should i do?

math algebra
COULD SOME OF WITH DEGREE IN MATHS HELP ME TO SOLVE THIS SIMULTANEOUS EQUATION PLEASE, PLEASE ? I HAVE RIED DIFFERENT METHODS BUT IT CANNOT GET THE CORRECT ANSWER, AS IN THE BOOK. X-3/4 -Y-2/5 = -1/4 (1) 4-X/3+ 3-Y/2 = - 13/20 (2) 5x-15-4y+8= -1 5x-4y=17-1 8-2x+9-3y= -13 -2x-...

Maths
Can someone please help me out here. I can't figure out how to do them. I need Pr(A) to do them with the formulas that I know. Please help! Given that Pr(B) = 1/5, Pr(A|B) = 1/3 and Pr(A|B') = 1/3. Determine: a) Pr(A and B') b) Pr(A) c) Pr(B'|A)

Maths
The product of two consecutive positive numbers is 42 Find the numbers Please write this problem in quadratic equation form please

Maths
A median of a number is 5. A mean is 5. They're five different numbers. They're not integers. Workout the numbers. Please help me I got a test tomorrow please!:)

maths

maths

X^2-6X+1=(3X+5)/2

x^2-6x+1=(3x+5)/2

maths
A survey o 85 students asked them about the subjects they liked to study 35 students liked maths,37liked history,26 liked physics,20 liked maths and history,14 liked maths and physics,2 liked all the subjects. a) how many of these students like maths and physics? B) how many ...

Maths
The product of two positive consecutive odd numbers is 255. What are the numbers? Please write this problem in quadratic equation form please

Maths
The sum of the squares of three consecutive positive integers is 365 What are these integers? Please write this problem in quadratic equation form please

Maths
A school has eleven Year 9 Maths classes of 27 students. Each class has 4 extra students added to it. Find the total number of students studying Year 9 Maths.

maths

Solve for x A. 1/x(6x^3+5x^2)=21 B. X/2+6=-10/x C. X+6=[x+12]^2

Maths

Maths

Maths
Factorise as far as possible: 1) 2a^2b + 8a^2b^2 The answer i got for this is 2ab(a+4ab). I'm not entirely sure if this is fully factorised or not. Can you please correct me if i am wrong. 2) x^2 + 5x - 6 I'm not sure how i can do this. Can someone please explain how without ...

Maths
Can someone give me the checkpoint exam topics that are required for a student to revise Please give us more and clearer context for your question. It is not clear what you want to know. What exam topics? Why do you need to revise them? Please repost with the additional ...

maths
the 8th term of an a.p is 37 and 12th term is 57 .find the a.p please help this questions .please help.

maths
6a + 12 = 55 - 2a please show workings

MATHS !!!
convert 3.22 mm into cm please

Maths
How do I solve this equation please? x^2 + -5x = 0

Maths
what are these fractions as pencentages: 2/3 1/13 9/23 4/15 6/7 3/7 2/7 and 2/21 Please Help!

(2x-1)/(x+1)=2X/(X-1)+ (5/X)

1/(X-2)=3/(X+2)-(6X/(X^2-4)

maths
Could somebody help me,please? 4+5+2=? thirds

maths

Solve. For x 1. 3x^2-6=0 2. 1/x (6x^3+5x^2)=21 3. x/2+6=-10/x 4. 2x^2=14x

Rearrange in the form ax+by+c=0 1) y+4 = 3/5(x-1) Thank you

maths
HELP ME PLEASE ---- + ------ + ------- = 30 [Using numbers 1,3,5,7,9,11,13 &15]

POLYNOMIALS
I'm really sorry, i'm preparing for O levels, so i have a lot of maths questions to ask... please excuse me... Question: Find the value of k for which a-3b is a factor of a^4 - 7a^2b^2 + kb^4. Hence, factorise completely. How do i even find k??? Please help thankyou!

MATHS
what is 0.0113 to 2 sig figs please

Maths Differentiation
Hi, please help! How do i do this? differentiate (2ax^2 + bx)/(bx^3 - cx)

maths
this is urgent y=1/2x - 1 if x equals 4 what does why equal? please help

maths
Help please. Solve the following equation. 9x+1=13+7x

Maths
Please help me solve this differential equation : x^3+ ¡¼(y+1)¡½^(2) dy/dx=0

Maths

solve for x: ln(x^2-6x-16)=5

Maths

Maths

Maths lit

maths
how do u paste a diagram on page please

Maths B
Andrew got 68 for both English and Maths. The mean for english was 52 and the mean for Maths was 55. The standard deviations were 10 and 8 respectively. Determine the subject in which andrew did better

NOTE: before you answer this question, please be aware that there aren't meant to be any full stops after the '2' or the 'i=0'. Also the underscores '-' represent how the following number is meant to be a lower case number. The ^ represents root numbers. PLEASE HELP ME Expand ...

statistics
among the exames in the examination 30%, 35% & 45% failed in statistics, in maths, & in atleast one of the subjects respectively. one student is selected at random. find the probability that: (a)he has failed in maths, (b)he passed in statistiics if it is known that he has ...

probability
among the exames in the examination 30%, 35% & 45% failed in statistics, in maths, & in atleast one of the subjects respectively. one student is selected at random. find the probability that: (a)he has failed in maths, (b)he passed in statistiics if it is known that he has ...

Maths
Simplify the following: (ã3 - ã2)^2 The answer has to be 5-2 ã6 Can anyone please explain? Thanks

maths x
heyy xx how do i sbtract fractions from each other eg. 7/9 - 1/2 please help xx

11+ maths inverse operation
a = ? 4a + 12 = 7a - 9 please show workings

inverse operations - maths
what is a 6a + 12 = 55 - 2a please show workings

Maths
x/2 + x/4 = 1 the answer is 1 1/3 can you show me the method please thanks in advance :)

maths
Can you please explain to me how to simplify the following fraction: 1/-1/4

Maths
The line r=(2,3,4)+µ(-1,0,3) and the point (6,0,2) form which plane: (a) r.(-1,0,3)=10 (b) r.(9,10,3)=60 (c) r.(2,3,4)=29 (d) r=(2,3,4)+µ(-1,0,3)+ù(6,0,2) Please help!!! Thanks!

maths
The line r=(2,3,4)+µ(-1,0,3) and the point (6,0,2) form which plane: (a) r.(-1,0,3)=10 (b) r.(9,10,3)=60 (c) r.(2,3,4)=29 (d) r=(2,3,4)+µ(-1,0,3)+ù(6,0,2) Please help!!! Thanks!

Maths
How can I tell if a graph is a function or not? Explain please :)

maths stats
Please unscramlbe aaeebllnn which is a name. Thanks

maths
Please I want to know how many litres make a metric tone.

Engineering Maths

Factorise (x - 1)^2 - 4y^2

maths
Solve 5x + 3y = 4 3x + 4y = 9 Just a bit confused Please help

MATHS - FRACTION
3 1/3 - 1 3/4 = 3 4/12 - 1 9/12 IE. 4/12 < 9/12 2 + 1 + 1/3 - 1 3/4 = 2 + 12/12 + 4/12 - 1 9/12 = 1 7/12 Please somebody explain these steps.

Maths
Quadratic Graphs Y=x^2-7 These are my values can you please check X=-4 so y=9 X= -3 so y=2 X=-2 so y = -3 X= -1 so y=-6 X=1 so y=-6 X=2 so y=-3

help me please maths
Find the value of 3a + 2b when a = 6 and b = 5. answered????????!!!1111

Maths
Rearrange in the form ax+by+c=0 1) y=-2x/7 - 6 2) y+4 = 3/5(x-1) Please help Thankyou 😘

Maths
Show that -(x+5)^2-2 is always a negative Please help. Thankyou

maths
Please answer fully I am beginner for this if a , b ,c are in AP x , y , z are in GP . Prove that (x^b/x^c)× (y^c/y^a)× (z^a/z^b)=1

4350 rounded to the nearest 0.5liters

solve algebreically the equation cos2x=1-sinx also cosx=cosx-1 and please also sin2x=3sinx

Maths
Hey :) I'm sitting my maths non-calculator GCSE tomorrow and am currently revising. I'm doing a practise paper and am currently stuck on this question: Express A in terms of w. 3w + 20 A -------- = -------- 200 A + 12 -- What does the question mean? -- Can you explain to me ...

maths
Score of Janet in Maths is 25 more than two-third of her score in English. If she scores x marks in English, what is her score in Maths ?

Math
In a maths class of 13 students, 2/3 of boys and 1/4 of the girls love maths. How many girls love maths

Maths
hello Can someone please help me with solving simultanaous equations using graphs My problem is that i don't know how to plot them on the actal graph and nor I know how to plot the gradient withing this paticular situation I need help with some steps please MY IGCSE's are ...

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