百度试题 结果1 题目What is the cosine of 90 degrees? A. -1 B. C. 1 D. 2 相关知识点: 试题来源: 解析 B。解析:文中提到“the cosine of 90 degrees is 0”。反馈 收藏
百度试题 结果1 题目What is the cosine of 0 degrees? A. -1 B. C. 1 D. 2 相关知识点: 试题来源: 解析 C。解析:文中提到“the cosine of 0 degrees is 1”。反馈 收藏
题目What is the period of cosine function? A. 180 degrees B. 360 degrees C. 720 degrees D. 90 degrees 相关知识点: 试题来源: 解析 B。解析:文中提到“The period of cosine function is 360 degrees or 2π radians.”。 反馈 收藏
Now substituting the value of $\cos \left( {{270}^{\circ }}+{{0}^{\circ }} \right)$ in equation (iii), we get $\cos \left( {{270}^{\circ }} \right)=0$ Hence, the cosine of 270 degrees is 0. For tangent of 270 degrees: We are well aware of the identity...
What is the y-value of {eq}\tan(x) {/eq} when {eq}x = 90^{\circ} {/eq}. Trigonometric Function: Trigonometric functions show the relationship between an angle to the ratio of two sides in a right triangle. The six trigonometric functions are sine, cosine, tangent, secant, coseca...
The phase shift between the sine and cosine functions is precisely 90 degrees, meaning that sine can be thought of as a cosine wave shifted 90 degrees to the right, and vice versa. This property is used in analyzing waves and oscillations, where the phase difference can have physical signific...
How would you approximate the angle between \overrightarrow u = (3,-7) and \overrightarrow v = (2,2) in degrees? What is the cos of 15 degrees? What is the cos of 35 degrees? What is the 6pi/7 radians in degrees? Find the sin(180 degrees). What is the cosine of 370 degre...
For instance, in calculus, trigonometric functions like sine and cosine are often more naturally defined using Radians. However, in many everyday scenarios, such as navigation or simple geometry, Degrees remain the go-to choice due to their straightforward and intuitive nature. 5 Thus, ...
- The cosine of 90 degrees is 0: cos(90∘)=0 6. Conclusion: - Therefore, substituting this back into the dot product equation gives: A⋅B=|A||B|⋅0=0 - This shows that the dot product of two perpendicular vectors is zero. Final Condition:- The condition for two vectors A an...
Trigonometry is the branch of mathematics that deals with the relationship between ratios of the sides of a right-angled triangle with its angles. The ratios used to study this relationship are called trigonometric ratios, namely, sine, cosine, tangent, cotangent, secant, cosecant. The word ...