Disha
Most popular questions and responses by Disha
algebra
If p≠q and p² = 5p3 and q² = 5q3 the equation having roots as p/q and q/p is
asked on August 17, 2013 
calculus
if the distance covered by an object in time is given by s(t)=t^2+5t where s(t) is in metersand t is in seconds, what is the distance covered in the interveral between 1 second and 5 seconds?
asked on November 26, 2012 
physics
the radius of earth is 6000km what will be the weight of a 120 kg body if it is taken to a height of 2000km above the surface of earth?
asked on January 21, 2018 
math
one out of 43 high school ball players plays college ball.one out of 38 college players plays professional ball. what fraction of high school players plays professional ball?
asked on March 16, 2018 
Math
A Boy Of Height 1.5m Is Standing By 4.2m Away From The Foot Of A Post Of Height 6m.Find The Length Of His Shadow
asked on January 19, 2017 
8th Grade Math
*I NEED THESE IN ALGEBRAIC EXPRESSIONS! 1.) The larger of two numbers is 1 less than 3 times the smaller. Their sum is 63. Find the numbers. 2.) Find two numbers whose sum is 92, if the first is 4 more than 7 times the second. 3.) The sum of two numbers is
asked on November 8, 2010 
calculus
the height in feet of a rocket from ground level is given by the function f(t)= 16t^2+160t. what is the instantaneous velocity of the rocket 3 seconds after it is launched? A 32 feet/sec B 64 feet/sec C 12 feet/sec D 10 feet/sec E 8 feet/sec
asked on November 26, 2012 
Physics
A solid weighs 6.4 kg in air and 5.6 in water. Find the density of the solid
asked on December 11, 2016 
chemistry
if the k ion in the blood is 195 mg/ml then what is the molarity of blood
asked on August 2, 2011 
Math 8th grade
I NEED THESE IN ALGEBRAIC EXPRESSION!! The larger of two sums is 12 more than the smaller. Their sum is 84.Find the numbers. The sum of two numbers is 45. The first is 9 less than the second.Find the numbers. The second of two numbers is 5 more than twice
asked on November 8, 2010 
physics
what will be the distance time graph for a train standing at a station?
asked on April 10, 2011 
math
the sum of a numbers is 15 and their difference is 4. form a pair of simultaneous equations and solve to find the numbers.
asked on January 15, 2010 
calculus
what is the value of this limit lim ( (square root x^2+7) +5) x>3 A 7 B 5 C 3 D 10 E 9
asked on November 26, 2012 
Eng lang
how to write a formal letter to the editor of the newspaper about declining population of animals
asked on August 29, 2012 
science
what causes our floods?
asked on May 2, 2010 
algebra
Solve the quadratic equation (a+b2c)x² + (2abc)x + (c+a2b) =0 is
asked on August 17, 2013 
calculus
what is the slope of the tangent line passing through the point (2,3) of the graph of this function? f(x)=x^2+2x5 A 1 B 2 C 3 D 4 E 6
asked on November 26, 2012 
math calculus
what does this function show at x=5? f(x)=^225/x5 A. removable discountinuity B. jump discountinuity C. infinite discountinuity D. Countinuity E. None of the above
asked on November 26, 2012 
calculus
What is the value of this limit? lim (x^2+4/^23x+1) x>4 A. 1 B. 4 C. 5 D oo E. oo
asked on November 26, 2012 
algebra
subtract:7x^356x^2+105x
asked on August 22, 2011 
Science
What are floods?
asked on May 2, 2010

math
Let put z=5 Z^26z+9=4√z^26z+6 2530+9=4√2530+6 4=4√1 4=4 Let put z=1 16+9=4√16+6 4=4 ..... Let put z=3+2√3 (3+2√3)^26(3+2√3)+9= 4√[(3+2√3)6(3+2√3)+6]
posted on May 10, 2019 
mathematics
not useful
posted on April 21, 2019 
Mahts
100 metre
posted on February 12, 2018 
Science
Electron mass is less than proton mass so electron has greater acceleration
posted on June 7, 2016 
calculus
i did it like this 5^2=25 + 5^1= 5 = 30 i guess i did it wrong
posted on November 27, 2012 
calculus
do i plug 3 in for t?
posted on November 27, 2012 
calculus
30 ahh i get it now thanks
posted on November 26, 2012 
calculus
so what would be the answer
posted on November 26, 2012 
calculus
A 24 meters B 30 C 40 D 42 E 44
posted on November 26, 2012 
math calculus
***x^225
posted on November 26, 2012 
calculus
***x^23x+1
posted on November 26, 2012 
math
4/3 = (2/3)/x Cross multiply: 4x = 6/3 = 2 4x = 2 x = 1/2
posted on November 8, 2010 
Science
this site doesnt help much
posted on May 2, 2010