abuy 2 one damaged one work 50 % defective rate don't buy. 购买2你损坏了一工作瑕疵率不买的50%。[translate] aWe may is a unit vector giving the direction of the lines of 我们可以是给线的方向的单位向量[translate]
Step 3: Find the unit vector The unit vector^Ain the direction of→Ais given by: ^A=→A|→A| Substituting the values we have: ^A=^i+^j+2^k√6 Step 4: Simplify the unit vector We can express the unit vector as: ^A=1√6^i+1√6^j+2√6^k ...
a翻译结果We may is a unit vector giving the direction of the lines of 我们可以的翻译结果是给线的方向的单位向量[translate]
is the unit vector in the direction of the first line and is the unit vector in the direction of the second line. Write down the coordinates of Q and R. By using the cosine formula in triangle OQR find the angle between and and hence the angle between the given lines.If is the unit...
百度试题 结果1 题目find (a) a unit vector in the direction of A B and(b) a vector of magnitude 3 in the opposite direction. A =(4.0). B =(2.1) 相关知识点: 试题来源: 解析 (a)(言壶(b)金, -3/(√5) 反馈 收藏
题目 Find the norm of v, a unit vector that has the same direction as v, and a unit vector that is oppositely directed to v.v=(1,-1,2) 相关知识点: 试题来源: 解析 |v||=√ 6, v(||v||)= (√ 6)6(1,-1,2), - v(||v||)=- (√ 6)6(1,-1,2) 反馈 收藏 ...
Find the unit vector having the same direction as vector {eq}\vec{v} {/eq}. {eq}\vec{v} = \left< 8,-15\right> {/eq} Unit Vector: A unit is different from any ordinary vector. However, there are 2 possible unit vectors for a given vector. We know that a unit ve...
Find a unit vector in the same direction as the given vector. {eq}a = 9i + 40j {/eq} Unit Vector: In vector algebra, we have studied numerous types of vectors, such as position vectors, unit vectors, zero vectors, coinitial vectors, and so on. A vector with a ma...
Show that if is a unit vector in the direction of , then =||.相关知识点: 试题来源: 解析 For to be a unit vector in the direction of ,we must divide the unit vector by the magnitude of so that:=()(||)Solving for ,=| ← ANSWER反馈 收藏 ...
(OQ) is the unit vector in the direction of the first line and (OR) is the unit vector in the direction of the second line. Write down the coordinates of Q and R. By using the cosine formula in triangle OQR find the angle between (OQ) and (OR) and hence the angle between the ...