WebThen we have two equations in two variables: $$ \begin{align} s^2 + c^2 &= 1\\ s - c &= \frac13. \end{align} $$ A widely applicable approach in such a situation is to solve one … Web20 jan. 2024 · Best answer Correct Answer - 4 Since f (x) = K sin x + 2 cos x sin x + cos x f ( x) = K sin x + 2 cos x sin x + cos x is strictly increasing f (x) > 0f or allx f ( x) > 0 f or a l l x or k − 2 (sin x+ + cos x)2 > 0f or allx k - 2 ( sin x + + cos x) 2 > 0 f or a l l x or k − 2 > 0 or k > 2 k - 2 > 0 or k > 2 ← Prev Question Next Question →
If `sinx+cosx=a`, then (i) `sin^(6)x+cos^(6)x=.....` (ii) `abs(sinx ...
Webtan(x) = 1 tan ( x) = 1. Take the inverse tangent of both sides of the equation to extract x x from inside the tangent. x = arctan(1) x = arctan ( 1) Simplify the right side. Tap for more … Web10 sep. 2024 · If cos X=a/b, then sin X is equal to A. b2-a2/b B. b-a/b C. √ (b2-a2)/b D. √ (b-a)/b - Brainly.in 10.09.2024 Math Secondary School answered • expert verified If cos X=a/b, then sin X is equal to A. b2-a2/b B. b-a/b C. √ (b2-a2)/b D. √ (b-a)/b See answers Advertisement pulakmath007 SOLUTION GIVEN TO DETERMINE The value of sin X … undefeated car shade
If `sinx+siny=a` and `cosx+cosy=b` then thevalue of `sin(x+y)` is
WebIf each one likes at least one of these two games, then find the ratio between the number of people who like only cricket and the number of people who like only tennis. Q8. A certain sum of money is distributed among Ravi, Rahul, and Raj in ratio 8 : 5 : 7 in such a way that share of Ravi was Rs. 1000 less than that the sum of share of Rahul and Raj. Web27 jul. 2024 · Answer: Step-by-step explanation: (sin x + cos x)² = sin² x + cos² x + 2 (sin x) (cos x) = (sin x + cos x)² = 1 + 2 (sin x) (cos x) = a² = 1 + 2 (sin x) (cos x) = (sin x) … WebAnswer (1 of 5): What is the value of “x” if “sin x = cos x” and “x” is acute? Sin x = Cos x ……….(1) dividing both side to (1) by “Cos x” Sin x ... undefeated chapter stores