Friday

October 21, 2016
Total # Posts: 27

**Science**

Electron mass is less than proton mass so electron has greater acceleration

*May 11, 2015*

**algebra**

Solve the quadratic equation (a+b-2c)x² + (2a-b-c)x + (c+a-2b) =0 is

*August 17, 2013*

**algebra**

If p≠q and p² = 5p-3 and q² = 5q-3 the equation having roots as p/q and q/p is

*August 17, 2013*

**calculus**

i did it like this 5^2=25 + 5^1= 5 = 30 i guess i did it wrong

*November 26, 2012*

**calculus**

30 ahh i get it now thanks

*November 26, 2012*

**calculus**

so what would be the answer

*November 26, 2012*

**calculus**

A 24 meters B 30 C 40 D 42 E 44

*November 26, 2012*

**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?

*November 26, 2012*

**calculus**

do i plug 3 in for t?

*November 26, 2012*

**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

*November 26, 2012*

**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+2x-5 A 1 B 2 C 3 D 4 E 6

*November 26, 2012*

**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

*November 26, 2012*

**math calculus**

***x^2-25

*November 26, 2012*

**math calculus**

what does this function show at x=5? f(x)=^2-25/x-5 A. removable discountinuity B. jump discountinuity C. infinite discountinuity D. Countinuity E. None of the above

*November 26, 2012*

**calculus**

***x^2-3x+1

*November 26, 2012*

**calculus**

What is the value of this limit? lim (x^2+4/^2-3x+1) x->4 A. 1 B. 4 C. 5 D -oo E. oo

*November 26, 2012*

**Eng lang**

how to write a formal letter to the editor of the newspaper about declining population of animals

*August 29, 2012*

**algebra**

subtract:7x^3-56x^2+105x

*August 22, 2011*

**chemistry**

if the k ion in the blood is 195 mg/ml then what is the molarity of blood

*August 2, 2011*

**physics**

what will be the distance time graph for a train standing at a station?

*April 10, 2011*

**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 172. The first is 8 ...

*November 8, 2010*

**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 the first. Their sum ...

*November 8, 2010*

**math**

4/3 = (2/3)/x Cross multiply: 4x = 6/3 = 2 4x = 2 x = 1/2

*November 8, 2010*

**science**

what causes our floods?

*May 2, 2010*

**Science**

this site doesnt help much

*May 2, 2010*

**Science**

What are floods?

*May 2, 2010*

**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.

*January 15, 2010*

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