Questions by partha - Math Homework Answers

1 answer

if a,b,c,d are four non-negative real numbers and a+b+c+d=1,then the maximum value of ab+bc+cd is = ?

asked Jan 17, 2016 in Word Problem Answers | 1.2k views

1 answer

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

asked Dec 21, 2015 in Algebra 2 Answers | 543 views

1 answer

if 3sinA+5cosA=2 then value of 5sinA-3cosA= ?

asked Jul 30, 2015 in Trigonometry Answers | 1.3k views

2 answers

29:71::79:------ ? what is the number inplace of dash ? it is a reasoning question.

asked Jul 30, 2015 in Other Math Topics | 5.0k views

1 answer

if cost of cultivating a rectangular field at the rate of rs 55per 100 sq.m is 1500.find the length of field, if the sides are in the ratio 4:3 ?

asked Jul 24, 2015 in Geometry Answers | 645 views

1 answer

if the roots of the equation 4B^2+AB-2= are of the form (k/k+1)+(k+1/k+2), then what is the value of A ? note-A means alfha and B means bita due to non availability of sign i write it as A and B.

asked Jul 24, 2015 in Other Math Topics | 1.1k views

1 answer

cos 360+cos 234+cos 162+cos 18 = ? note-numbers are in degree.

asked Jul 24, 2015 in Trigonometry Answers | 1.2k views

1 answer

what is the sum of first 50 terms of the series (1*3)+(3*5)+(5*7)+...............?

asked Jul 24, 2015 in Pre-Algebra Answers | 741 views

1 answer

Radii of two circles are 7cm and 3cm.if one of these lies wholly inside the other,then the distance between their centres is = ? options are-4cm,more than 5 cm,less than 4cm,none of these.

asked Jul 24, 2015 in Geometry Answers | 1.8k views

1 answer

Rahul had 200 mangoes.He sold 30 mangoes at 25% gain,40 mangoes at 20%gain,60 mangoes at 10% gain and 70 mangoes at 10% loss.His net gain or loss percentage is what ?

asked Jul 24, 2015 in Other Math Topics | 2.1k views

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