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A is twice as good a workman as B andtogether they finish a piece of work in 18 days. In how many days will A alonefinish the work?

asked 1 day ago in Algebra 1 Answers by anonymous | 21 views

1 answer

how to calculate pass mark if 60% of students pass

asked 1 day ago in Statistics Answers by Idayat | 17 views

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Prove that Principle for equality of fraction?

asked 1 day ago in Algebra 1 Answers by syed4all (160 points) | 15 views

1 answer

Find A one-one mapping from A to B

asked 1 day ago in Other Math Topics by Priscilla | 18 views

1 answer

show that (1-x^2)dy/dx+y=0

asked 1 day ago in Calculus Answers by Poulami | 15 views

1 answer

Given that OD=kOA find the value of k for which OD+OB is parallel to the x axis

asked 1 day ago in Other Math Topics by Kudzai Elias (180 points) | 20 views

2 answers

Differentiate the following functions w.r.t x.

asked 1 day ago in Calculus Answers by Poulami | 18 views

1 answer

For what values of m does the equation has reciprocal roots.

asked 2 days ago in Algebra 1 Answers by Paula | 16 views

1 answer

Find the equation of a straight line

asked 2 days ago in Word Problem Answers by Paula | 16 views

0 answers

A 35 kilos child is sitting on a teeter board at (4.-5, 3.7) and the fulcrum is at (-4.2, 5.6), where units are in feet.

asked 2 days ago in Geometry Answers by CEng (340 points) | 15 views

1 answer

A 65.75 lb child is sitting on a teeter board at(-1,-4) and the fulcrum is at (6.5, 3.5) where units are in feet.

asked 2 days ago in Geometry Answers by CEng (340 points) | 15 views

0 answers

A 48.2 lb child is sitting on a teeter board at (-1.5,-4) and the fulcrum is at (6.7,-5) where units are in feet.

asked 2 days ago in Geometry Answers by CEng (340 points) | 14 views

1 answer

A 22 kilos child is sitting at A(-7, -3) and a 47.5 kilos child is at B(1,4), where units are in feet

asked 2 days ago in Geometry Answers by CEng (340 points) | 22 views

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A 52-lb child is sitting on a teeter board at (-7.5, 1.7) and the fulcrum is at (-1.7, 4.1), where units are In feet.

asked 2 days ago in Geometry Answers by CEng (340 points) | 12 views

1 answer

A 75-lb child is sitting on a teeter board at (-2.5, 3.5) and the fulcrum is at (4.5, -1.5), where units are in feet.

asked 2 days ago in Geometry Answers by CEng (340 points) | 20 views

1 answer

A person 6 ft tall is standing near a street light so that the ration of his height to the pole is 2/3.

asked 2 days ago in Geometry Answers by CEng (340 points) | 14 views

1 answer

Using determinant show that the points (1,0) (0,2) and (1,0) lie on a straight line.

asked 2 days ago in Geometry Answers by CEng (340 points) | 17 views

1 answer

A person 6 ft tall is standing near a street light so that the ration of his height to the pole is 2/3.

asked 2 days ago in Geometry Answers by anonymous | 16 views

1 answer

if x=2-√3 find x^4 - 3x^3+ 7x^2 +6x - 10

asked 2 days ago in Algebra 1 Answers by anonymous | 15 views

1 answer

A circle in quadrant II is tangent to both axes. It touches the y-axis at (0,3). a.At what point does it meet the x-axis? b. Find the coordinates of the center of the circle.

asked 2 days ago in Geometry Answers by CEng (340 points) | 15 views

1 answer

A rectangle with sides parallel to the axes has vertices at (3,-2) and (-1,-7). a. Find the coordinates of the other two vertices. b. Find the area of the rectangle

asked 2 days ago in Geometry Answers by CEng (340 points) | 17 views

1 answer

Question about Proof of Real Number..?

asked 2 days ago in Algebra 1 Answers by syed4all (160 points) | 14 views

1 answer

find all the zeroes of the polynomial 2x^4+5x^3-11x^2-20x+12 if two of its zeroes are 2 and -2

asked 2 days ago in Other Math Topics by Jaden Alex Cassadro Felicia | 16 views

1 answer

if a = 0 ; b = 0 ; then prove it a\b =2

asked 2 days ago in Algebra 1 Answers by PRANTOR BARUA | 15 views

0 answers

Which expression is equivalent to mc018-1.jpg? Assume x mc018-2.jpg 0 and y > 0.

asked 2 days ago in Algebra 1 Answers by jim | 13 views

1 answer

A man earns 2500 a year and if a raise of 500 is given each year, calculate the amount he will earn in 20 years and 18 years

asked 2 days ago in Other Math Topics by anonymous | 11 views

1 answer

Question about Proof of Real Number..?

asked 2 days ago in Other Math Topics by syed4all (160 points) | 14 views

1 answer

can someone simplify, sinx(1+ctn^2x) & ctn^2x/1+ctn^2x.

asked 3 days ago in Trigonometry Answers by Noelyn (Nana or Naomi) | 12 views

1 answer

Simplify 2/4x-5 - 5/10x+1 show working

asked 3 days ago in Calculus Answers by Showman | 16 views

1 answer

can someone simplify the following: sinx(1+ctn^2x) and ctn^2x/1+ctn^2x and sinA/tanA - tanA/secA and secY cosY - cos^2Y

asked 3 days ago in Trigonometry Answers by Noelyn (Nana or Naomi) | 19 views

1 answer

simplify secΘ ctnΘ

asked 3 days ago in Trigonometry Answers by Noelyn (Nana or Naomi) | 20 views

1 answer

what is the number

asked 3 days ago in Algebra 2 Answers by Eric | 16 views

1 answer

how old am I now

asked 3 days ago in Algebra 2 Answers by Eric | 17 views

1 answer

Calculate 50+50+40+40+b+d=360

asked 3 days ago in Other Math Topics by Demilade Akanni | 14 views

0 answers

convert 2.712

asked 3 days ago in Algebra 1 Answers by Aron | 14 views

1 answer

If f(x)=2(x+1) (x+1) + 3 for x greater than equal to k has inverse , what is minimum value of k?

asked 4 days ago in Other Math Topics by Aavas | 30 views

1 answer

What is the general term if the 1st term is 1, the 2nd term is 1/2 and the third term is 1/4

asked 4 days ago in Other Math Topics by Dharmainne Joy | 16 views

1 answer

3m + 8 = 15

asked 4 days ago in Other Math Topics by anonymous | 16 views

1 answer

Let f(x) = 2x-3 and g(x) = 4x, find (fog)(x

asked 4 days ago in Calculus Answers by brian | 23 views

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