Answers edited by Swarna Islam
- Back to user's profile
-
Question #efef9
-
Prove that tan(A+B)*tan(A-B)=cos²B-cos²A/cos²B-sin²A?
-
Question #e7dd8
-
Question #6b51b
-
If tanA+sinA=p and tanA-sinA=q. Then proove that #p^2-q^2=4sqrt (pq)# ?
-
How do you find the domain and range of #f(x)=-4+sqrt(x+3)#?
-
Question #786a6
-
Question #74225
-
Can someone verify this?
(cotx-1)/(cotx+1) = (1-sin2x)/(cos2x)
-
Question #b18b1
-
Prove #tan^-1 (cot (theta)) /2 = pi/4 + theta/2#?
-
A projectile is shot from the ground at a velocity of #15 m/s# at an angle of #pi/6#. How long will it take for the projectile to land?
-
How do you solve the following system?: #9x +12y = 7 ,
-2x - 21y = -41#
-
How do you determine #tantheta# given #costheta=1/8, (3pi)/2<theta<2pi#?
-
Question #2144a
-
Question #70f00
-
Question #703cc