Multiply and divide by root2, then

root2/root2(sinx+cosx)

= root2(sinx/root2 + cosx/root2)

= root2(sinx cos45+cosx sin45)

= root2(sin(x+45))

Posted Date: 3/14/2013 12:41:34 AM | Location : United States

Ask an Expert

Related Discussions:- Prove that sinx+cosx=? , Assignment Help, Ask Question on Prove that sinx+cosx=? , Get Answer, Expert's Help, Prove that sinx+cosx=? Discussions

Write discussion on Prove that sinx+cosx=?
Your posts are moderated

Write your message here..

Related Questions

Alternate notation of derivative, Alternate Notation : Next we have to dis... Alternate Notation : Next we have to discuss some alternate notation for the derivative. The typical derivative notation is the "prime" notation. Though, there is another notation

Mashed patatos, I have 6 cups of patatos that I have to share with 13 frien... I have 6 cups of patatos that I have to share with 13 friends write that as the nearest hundredth

Multiplacation, write and solve a problem of multiplacation that uses: esti... write and solve a problem of multiplacation that uses: estimate explaning numbers picturs and another operation?

Draw a common graph f ( x ) = |x|, Graph f ( x ) = |x| Solution The... Graph f ( x ) = |x| Solution There actually isn't much to in this problem outside of reminding ourselves of what absolute value is. Remember again that the absolute value f

Definition and theorem of derivation, Definition : A function f ( x ) is c... Definition : A function f ( x ) is called differentiable at x = a if f ′ ( x ) exists & f ( x ) is called differentiable onto an interval if the derivative present for each of the

Unitary method, what is history of Unitary method what is history of Unitary method

Sum, As1212uestion #Minimum 100 words accepted# As1212uestion #Minimum 100 words accepted#

Exponential equation, 4.2^2x+1 - 9.2^x + 1=0 4.2^2x+1 - 9.2^x + 1=0

Determine if the following sequences converge or diverge, Determine if the ... Determine if the following sequences converge or diverge.  If the sequence converges find out its limit. a. {3n 2 - 1 / 10n + 5n 2 } ∞ n =2 b. {e 2n / n} ∞ n =1 c

Fundamental theorem of calculus, Fundamental Theorem of Calculus, Part II ... Fundamental Theorem of Calculus, Part II Assume f ( x ) is a continuous function on [a,b] and also assume that F ( x ) is any anti- derivative for f ( x ) . Then,