Find the value of ^ 2 A if A= 4 5 .
Physics · NEET · NTA Exams — Basic Mathematics for Physics
Find the value of \(\sin ^{2} A\) if \(\cos A=\frac{4}{5}\).
- 1/2
- 12/17
- 7/21
- 9/25
Answer
(D) 9/25
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- If is an acute angle and 7+4 =9 , then find the value of .
- If 47^ =A , then find the value of 43^ .
- If (1-i) x +(1+i) y =1-3 i then (x, y) is equal to
- Find the derivative of y=2 x- 3 4 x at x=2
- Two rods (one semi-circular and other straight) of same material and of same cross-sectional area are joined…
- If angles of a triangle are in the ratio 1 : 3 : 5 then find the largest angle is in radian.
- Find the most general value of θ satisfying the equation sinθ = -1
- Find the integration of _ 0 ^ 4 (4 x-2 x^ 2 +3 ) d x
More Basic Mathematics for Physics questions · Browse all practice questions