1.the equation of the perpendicular bisector of the segment joining the points whose coordinates are (1.4)and (-2.3) is 2.if the graph of πx+根号2y+根号3=0 is perpendicular to the graph of ax+3y+2=0 ,the a=

Find all of the solutions of th equation cosx+cos2x=0 Find all of the solutions of th equation cosx+cos2x=0 Find the equation of the line OP /> Being aware of your surroundings is only half of the equation.当中的equation、half of the equation是什麼意思? 这么做这数学(find the equation of the tangent) 英语：The Sum of No Equation是什么意思的两种译法what does The Sum of No Equation means还是what means The Sum of No Equation 英语翻译“put this equation in the form of logistic function 帮我做2道英文数学题 谢谢1.Find the equation of the line which passes through the point (6.-4).And is parallel to the line 2x-3y+3=0.2.Find the equation of the line which passes through the points P(0,A) and Q(A,2A) .3.Find the equation of Find the equation of the locus of the mid-point of the chord ofthe curve x²+4y²=1 with gradient 1. afterschool of the 5th 英语翻译1.Identify and describe the different element of Melnyk and Danzle’s customer valve Equation.2.Use the customer value equation to demonstrate how oticon,under lars Kolind’s leadership,provides superior customer valve The 15th day of the 8th lunar month towards the end of the 18th Alevel数学题?1.P is the point (7.5) and L1 is the line with equation 3x+4y=16(1).Find out the equation of the line L2 which passes through P and is perpendicular to L2.(2).Find the point of intersection of the L1 and L2.(3).Find the perpendicular 高手进,2道英文数学题的翻译1.Use the quadratic formula to prove that the roots of such an equation must have -a/b as their sum and a/c as their product.2.Prove that the sum of the squares of the roots of such an equation is a/b-2ac. （Hin A function is defined by th equation d(x)=5(x-3)^2+11,list the transformation to the graph of f(x)=x^2 to get d(x)2,state the domain and range of d(x)3graph the function d(x)我不知道怎么画图.有时间的话麻烦解释一下 二,A football ki .我看不懂 A function is defined by th equation d(x)=5(x-3)^2+11,list the transformation to the graph of f(x)=x^2 to get d(x)2,state the domain and range of d(x)3graph the function d(x)我不知道怎么画图...有时间的话麻烦解释一下 during the 18th and 19th centuries thousands of