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Recent activity by Rod
User Rod
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User Rod
Wall
Recent activity
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1
answer
z1 and z2 are two non zero complex numbers.prove that 2z1+z2>or= (z1+z2)(z1/z1)+(z2/z2)
answered
37 minutes
ago
in
Algebra 2 Answers

351
views
solving inequalities
0
answers
The following table shows the concentration of medication in a patient’s blood after an injection
commented
19 hours
ago
in
Algebra 2 Answers

12
views
1
answer
if n is even number, thenM.D. from mean is
answered
20 hours
ago
in
Statistics Answers

159
views
solving systems of equations
1
answer
If m is an even # and n is an odd #, then m+n=odd#. Prove this is wrong.
commented
21 hours
ago
in
Algebra 2 Answers

263
views
solving systems of equations
algebra problems
1
answer
two articles a and b.
answered
21 hours
ago
in
Algebra 1 Answers

150
views
word problems
in english.
1
answer
a and b are friends.
answered
21 hours
ago
in
Algebra 1 Answers

159
views
word problems
in english.
2
answers
Eighteen years ago thirteen times Tom's age equals eight times his brother john's age.Their present ages are in the ratio 5:7 what is Tom's resent age?
answered
22 hours
ago
in
Other Math Topics

22
views
word problems
age problem
how do you solve this equation problem? please show steps to solve.
1
answer
Solve for x
asked
1 day
ago
in
Other Math Topics

12
views
continuous fractions
2
answers
25 people stand in a line to buy tickets. Each person can max purchase 3 tickets. People at the beginning of the line buys 5 tickets until there are none left. How many people receive no tickets?
commented
1 day
ago
in
Word Problem Answers

54
views
word problems
math
1
answer
harmonic conjugate of u(x,y)=x^33*x*y^25*y
answered
1 day
ago
in
Calculus Answers

203
views
harmonic conjugate
1
answer
What is the harmonic conjugate of u=lm(e^(z^2))?
answered
1 day
ago
in
Other Math Topics

21
views
1
answer
Find the pattern: rationalising the irrational.
commented
1 day
ago
in
Other Math Topics

26
views
sequence and series
rational irrational numbers
1
answer
Misleading circles
reopened
1 day
ago

31
views
pythagoras‘ theorem
1
answer
a charity received a donation of $16.2 million this represents 21% of funds, what is the total amount funds? Round your answer to the nearest million dollars.
answered
2 days
ago
in
Word Problem Answers

20
views
math problem
calculating percentages
dividing decimals
rounding numbers
1
answer
(d^(4)y)/(dx^(4))8(d^(3)y)/(dx^(3))+24(dy^(2))/(dx^(2))32(dy)/(dx)+16y=2x^(2)+1
answered
3 days
ago

42
views
1
answer
Find the angles
commented
4 days
ago
in
Trigonometry Answers

239
views
trigonometry problems
geometry
2
answers
2 + 6+ 10+ 14 + 18 + 22 + 26+ 30+ 34 + 38 = 200?
answered
5 days
ago
in
Other Math Topics

39
views
2
answers
what are The barbiturates?
answered
5 days
ago
in
Other Math Topics

50
views
1
answer
find all real numbers x so that the point (0,2) is exactly 5 units from (x,2x)
answered
5 days
ago
in
Geometry Answers

269
views
pre calculus problems
geometry problems
1
answer
Find all points on the yaxis that are 6 units from the point (4, 3).
answered
5 days
ago
in
Algebra 1 Answers

976
views
college mathmatics
1
answer
What are the coordinates of the point 3 units from the yaxis at a distance √5 from (5,3)
answered
6 days
ago
in
Algebra 1 Answers

321
views
algebra problems
1
answer
the line 4y=3+12 intersects the x axis at A and the y axis at B.find the coordinates of A and of B.
answered
6 days
ago
in
Geometry Answers

260
views
find the coordinate of a and ofb
find the length of ab
1
answer
A section of the zoo there are only snakes and lizards. There are 24 legs and 24 tails in the the section. How many snakes are there?
reshown
Jul 2
in
Word Problem Answers

50
views
word problems
math problem
1
answer
A(2;3) is the intersection point of the asymptotes of the hyperbole, h(x) = a/xp +q
answered
Jul 1
in
Calculus Answers

61
views
functions
1
answer
Sid is building desks. Each desk needs: 4 wooden legs, 2 planks, 5 nails He currently has 13 wooden legs, 9 planks and 22 nails. What is the maximum number of desks can he build?
answered
Jun 30
in
Word Problem Answers

57
views
math problem
word problems
1
answer
How many 2 digit numbers have no digits that are repeated? (For example 11, 22, 33)
answered
Jun 30
in
Word Problem Answers

55
views
math problem
word problems
1
answer
A(1;0) is the turning point of the parabola f, that intersects the yaxis at B(0;  4)
answered
Jun 30
in
Calculus Answers

57
views
calculus
1
answer
In the diagram A(1;0) is the turning point of the parabola f, that intersects the yaxis at B(0;4)
commented
Jun 30
in
Calculus Answers

61
views
functions
1
answer
angle pqr and angle rqs are linear pair of angles that are congruent and pq=qs
answered
Jun 29
in
Geometry Answers

422
views
geometry
1
answer
Order these numbers to smallest to biggest 56.268 562.68 5.626 56,268 5626.8
answered
Jun 29
in
Calculus Answers

68
views
1
answer
Inscribed Angles and Polygons. Theorem 10.8
answered
Jun 29
in
Geometry Answers

298
views
geometry
1
answer
You are given these numbers: 20, 100, 50, 10, 1. Which of these numbers is the smallest number that is ten times the sum of its digits?
answered
Jun 28
in
Word Problem Answers

63
views
math problem
word problems
1
answer
Balls are sold in packages of 5 and you have $50. There is a special deal where you can buy a package of 5 balls for $7 and get 1 ball free. What is the maximum number of balls you can get?
answered
Jun 28
in
Word Problem Answers

58
views
word problems
math word problem show work
2
answers
By simplifying the righthand side of the equation, show that 1500e^x/(1+e^x)^2= 1/1500(1500/(1+e^t)+1500)(1500(1500/(1+e^x)+1500))
answered
Jun 27
in
Algebra 2 Answers

71
views
2
answers
You bought eight 4 meter pieces of rope for $16 in total. How much did you pay for each meter of rope?
answered
Jun 27
in
Word Problem Answers

69
views
word problems
math problem
word problem
2
answers
A family of seven eats 68 strawberries. The adults eat 10 strawberries each. The kids eat 6 strawberries each. How many kids are there in the family?
answered
Jun 27
in
Word Problem Answers

76
views
word problems
word problem
1
answer
There are three friends standing in a row: Anil, Ben and Chia. Anil is 30cm taller than Ben and is 45cm taller than Chia. Ben is 120cm tall. How tall is Chia?
answered
Jun 26
in
Word Problem Answers

79
views
word problems
math problem
2
answers
John is expanding his garden. Currently it is 4m wide and 10m long. He doubles the width and quadruples the length. How does this affect the area of the garden?
answered
Jun 26
in
Word Problem Answers

79
views
math problem
word problems
1
answer
The total of the sum is 91.53. Please calculate the daily rate multiply it by the percentage
answered
Jun 26
in
Other Math Topics

66
views
1
answer
Jock has two pieces of wire, one that is 90m long and the other that is 42m long. He wants to cut the wires up so that each piece is the same length. What is the longest possible length of each piece?
answered
Jun 26
in
Word Problem Answers

63
views
word problems
find the length of a piece of wood
1
answer
Talia writes 4 tests, and gets an overall average of 70. If she removes her lowest score, her new average is 80. What was her lowest score?
answered
Jun 26
in
Word Problem Answers

67
views
word problems
word problem
1
answer
A supermarket sells chicken at R21,99 per kg.A customer buys three different packets with masses of 1,871kg;2,110kg and 1,945kg.What is the total cost of his purchase?
answered
Jun 26
in
Word Problem Answers

33
views
3
answers
How many numbers between 65 and 95 are evenly divisible by 8? (with no remainder)
answered
Jun 25
in
Word Problem Answers

101
views
word problems
algebra problems
2
answers
what is the answer to, 7p+6q2p+q
answered
Jun 25
in
PreAlgebra Answers

85
views
1
answer
Find the dimensions of all four right triangles
commented
Jun 24
in
Geometry Answers

262
views
pythagoras theorem
geometry problems
1
answer
Alex finished in 6th place in a race and was 15th from the bottom of the race. How many people took part in the race?
answered
Jun 24
in
Word Problem Answers

85
views
6th grade math
word problems
math problem
1
answer
You are a player in a soccer match. All the team players have their eyes on the ball. If there are 24 eyes on the ball, including yours, how many other team players are there?
answered
Jun 24
in
Word Problem Answers

81
views
word problems
1
answer
How to know if the function is continuous when a is not given
answered
Jun 24

61
views
calculus problems
when dividing variable expressions with like bases it is appropriate to subtract the exponents.
1
answer
Express the prescription in Apothecaries’ system as a prescription in the metric system. a. Potassium Triplex ℨii (2) b. Phenobarbital gr vss (5 ½ )
answered
Jun 24
in
Algebra 1 Answers

77
views
2
answers
If you count from 1 to 50, how many 4’s will you pass on your way?
commented
Jun 24
in
Word Problem Answers

67
views
word problems
word problem
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