06/29/18

multiplying fraction
kevin has a 3/5 m piece of wood . he uses 1/3 of it for an art project and set aside the remaining part for a science project. how many meters of wood will he use for his science project
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06/29/18

How many hours will Andrea be walking?
Andrea has 6 hours to spend training for an upcoming race. She completes her training by running full speed the distance of the race and walking back the same distance to cool down. If she runs at... more
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06/29/18

sin^2 x +sin2x = 0.25
sin 2
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06/29/18

A field, rectangular in shape, contains 864 square metres; if it were 4 metres longer and 3 metres narrower its area would be the same. Find its dimensions.
Can I please have the working out! Thank you!
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06/29/18

f(n)>0 for all n£N
if f(n+1)=1/2( f(n)+(9/f(n)) ) , n€N and f(n)>0 for all n€N then find   lim n-infinity f(n) .
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06/28/18

How do I find out if this equation is a function or not?
The question is  Determine if each relation is or is not a function. And the questions are 1. y=2x2-3x+1 2. y=3/2x-4 3. y=-3x4+x3-2x+1 I would like to know the explainations. From the content... more
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06/28/18

I don't know how to start solving this
Franco has a total of 200 feet of fencing. He wants to use all of the fencing to create a small rectangular garden. The garden will be 4 times as long as it is wide. Find the length and the width... more
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06/28/18

prove the question
lim x-o ((sinx/x))^(1/x)  =  1
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06/27/18

If tanx = 4/3 what is cos (2x)?
Also please add the formulas you can use to find cos(2x)
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06/27/18

Algebra question
1/x +2y ---------- 3/x- 4/y2
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06/27/18

Division of polynomials
(2x^3-9x^2+15)/2x-5
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06/27/18

Find the total annual interest received on both investments.
A plant manager invested $3,000 more in stocks than in bonds. The stocks paid 8% annual simple interest, and the bonds paid 9.5% annual simple interest. Both investments yielded the same income.... more
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06/27/18

A planet subtends an angle of 1.8 degrees as observed from the earth. It’s distance from the earth is 542300km. Length of diameter of planet is?
12340pi km, 27650pi km, 5721pi km or 5423pi km
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06/26/18

in how many ways can a committee of 9 be formed from 10 men and their wives if no husband serves on it with his wife"
PERMATUATIONS
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06/26/18

MATH PROBLEM TO BE SOLVED!
Travis has a total of $7,000 invested in two accounts. The total amount of interest he earns from the accounts in the first year is $590. If one account pays 5% per year and the other pays 11% per... more
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06/25/18

a tree casts a 12ft shadow. A 3ft stake, perpendicular to the ground, casts a 4ft shadow at the same time. How many feet tall is the tree?
a tree casts a 12ft shadow. A 3ft stake, perpendicular to the ground, casts a 4ft shadow at the same time. How many feet tall is the tree?
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06/25/18

the measure of an angle is 55. what is the measure of its complement
american ndfjmhfxjytkmukuy tuiuk tf8kuct7 8 drj rj 6uj rdr6urhrudr urdr7  tjj rj
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06/25/18

FInd the 1000th derivative of Ln(x+1)
I am struggling as i know the sequence but got no idea how to describe it mathematically!
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06/24/18

d/dx [tanh^-1 (coshx)]
My teacher got sinhx/1+cosh^2 x as the answer but I’m getting -cschx as my answer because can‘t sinhx/1-cosh^2 x be sinplified using identities? Which answer is correct? 
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06/23/18

probability
6 blue marbles and 8 green marbles are placed in a jar. Two marbles are then drawn in succession without replacement. What is the probability that the first marble drawn is green, given that the... more
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06/23/18

problem solving
If the letters of the word CALCULATED are mixed up and then randomly arranged to display a string of 10 letters, what is the probability that they will still spell CALCULATED? (Assume that no... more
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06/23/18

problem solving
Three cards are dealt without replacement from a well-shuffled deck of standard playing cards. What is the probability that at least one of the cards is a Queen?
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06/23/18

problem solving
There are 11 boys and 6 girls in the Art Club. If they randomly choose 7 representatives to display their work at the next art show, what is the probability that 4 boys and 3 girls will be chosen... more
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06/23/18

You have 7 shirt and 4 ties. How many shirt-tie outfits can you make?
I need help answering this question .
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06/23/18

The volume of a cube is 554cm3. Work out the length of its side rounded to 1 DP.
I need an answer really quick  Last minute homework😅😅
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