# Posts by gopi

Total # Posts: 7

**Math**

A particle of mass 4 units moves along x axis attracted towards the origin by a force with magnitude 8x. if it is initially at rest at x=10, then the frequency of the particle is

**MATH help ty**

Solve the system using substitution. y = 4x − 5 y = 2x + 1 A. (−2, −3) B. (1, 3) C. (−2, −13) D. (3, 7)

**Math (Help) thx!**

Solve the system using elimination. −7x + 15y = 95 7x − 15y = 115 A. (7,935) B. (935,7) C. (15,1313) D. no solution

**math**

Hi You have to divide 18.4/4.5 and you get the answer. If u don't round it is: 4.08 miles per hour If you do round it would be: 4.1 miles per hour Simple!

**math**

help me solve: find x in cos^2x - 2 sinx cosx - sin^2x = 0

**trignometry**

tanx=1/1,tany=1/3 then cos2x=sin2y

**chemistry**

What is the bond order of the C-O bond in acetone? a). 4 b). 1.5 c). 0.5 d). 1 e). 2

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