Find the value of sin 5pi/4

相关推荐

• 已知Sin(2x+pi/3)=1/3,求Sin(5Pi/6-4x),用三角变换
• 英语以下题目1.--Mr Wang,____in your class is absent today.Please go and find out who it is.--OK,Mr Ling.A.somebody B.anybody C.nobody D.everybody2.--Millie,there's good news for you.Our school will go on a picnic next week.--____.A.Have a nice time B.Best wishes to' youC.Good idea D.I‘m happy to hear it3.My mother thinks that the painting in her room is of great____,so she takes good care of it every day.A.cost B.difference C.price D.value4.Could you tell m
• Find the unit vectors that are parallel to the tangent line to the curve y = 8 sin xat the point (π/6,4).(Enter your answer as a comma-separated list of vectors.)
• Given g(x)=x^3 and h(x)=4x+1,find the value of 3g(-1)-4h(-1)
• Find the absolute minimum and absolute maximum values Of f(x)=9|x|+7 on the interval [-5,4].Find the absolute minimum and absolute maximum valuesOf f(x)=9|x|+7 on the interval [-5,4].A is the minimumvalue of f,and B is the maximum value of f.Write answer using exactexpressions,not decimals
• Find the value of sin 5pi/4
• If cos(a) = 2/3,find the value of cos(4a)
• 求解几道文字方程题 请列式,Simson has $38,if he gives $8 to Nicholas ,then Nicholas will have the same amount of money as Simson .How much does Nicholas originally have Sammi originally had $（18x-400）pocket money .after buying 7x/4 sweets,$6 were left.Given that the price of each sweet is $2A． Express ,in terms of x,the amount of money Sammi had spent to buy sweets.B． Find the value of xC． How much did Sammi originally have?
• 翻译：find the value of this product of 98 numbers：（1-2|3）（1-2|4）（1-5|2）到（1-2|98）（1-2|99）（1-2|100）.
• P varies inversely as (m+1),when p=4,m=8,find the value of p when m=11.再现等~
• He wants______（make）me a cake for us用所给单词的适当形式填空
• If cos(a) = 2/3,find the value of cos(4a)