Respond to this Question
Similar Questions

Math
Can you help me with this? I did this many times and got different answers each time. Find f. f ''(x) = 3e^x + 3sin(x) f(0) = 0 f(π) = 0 My work: f ''(x) = 3e^x + 3sin(t) f'(x) = 3e^x  3cos(t) + C f(x) = 3e^x 3sin(t) + Cx + D
asked by Kay on June 23, 2011 
Calculus
Find the derivative of y with respect to x: y=3sin^4(2x)^1 y=[3sin(2x)^1]^4 y'=4[3sin(2x)^1]^3 (3cos(2x)^1)(1) (2x)^2 y'=[12cos(2x)^1][3sin^3(2x)^1][2x]^2 but the answer does not have a 3 in front of sin. What
asked by sh on March 21, 2010 
math Trigonometry
A laser pointer attached at the top of a lighthouse emits a beam that makes contact with a ship in the ocean below. The length of the laser beam is 9.8km. If the ship is 4.0km from the base of the lighthouse, determine the
asked by Emily on November 11, 2016 
Calculus
Find the particular solution to y"=3sin(x) given the general solution y=3sin(x) +Ax+B and the initial conditions y (π/2)=π and y'(π/2)=2
asked by Alice on March 3, 2019 
trig
find, to the nearest degree, the solution set of 4 cos^2x1=0 in the intervak between )degrees and 360degrees.
asked by Courtney on May 12, 2010 
Trigonometry
Solve for the following equation to the nearest degree if needed for 0 less than equal to x less than equal to 360. sin^2x=cosx 2sin^2x+cosxcos^2x=0
asked by Jessy on November 21, 2013 
math
consider the function: f(x)=3sin(2(x30))1 determine the first three xintercepts to the right of the origin, rounded to the nearest tenth of a degree.
asked by justme on December 13, 2011 
Math
How many solutions does the equation cosx + 1/2 = 1 have for 0
asked by Jake on January 25, 2012 
Trigonometry Check
Simplify #3: [cosxsin(90x)sinx]/[cosxcos(180x)tanx] = [cosx(sin90cosxcos90sinx)sinx]/[cosx(cos180cosx+sinx180sinx)tanx] = [cosx((1)cosx(0)sinx)sinx]/[cosx((1)cosx+(0)sinx)tanx] = [cosxcosxsinx]/[cosx+cosxtanx] =
asked by Anonymous on February 20, 2012 
Calculus Help and Check
find the derivative of the function integral from cosx to sinx (ln(8+3v)dv) y'(x)= (sin(8+3((sin(x)))+x)+sin(8+3sin(x)x))/2 Is this the right answer?????
asked by Chris on May 1, 2014