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

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 Alevel数学题速求下午4点前 alevel是什么 Alevel微积分数学题请求老师同学解答/1,Find the general solution of the equationdy/dx=tanxcotydy/dx=y(y-1)/x (1,2)dy/dx=cotxcoty (30度,0)2,Obtain the general solution of the differential equationydytan2x/dx=1-y^23,Find the the weather is p good! p+什么 英语数学题.请写一下题意和解题过程哈.有加分哈.注： < 表示角.1.the equation of a straight line, L, is 6x-2y+1=0. a).the straight line P is parallel to L and passes through the origin write down the equation of P.2.gi 一道微积分的数学题,谁来帮我解一下...（alevel进阶数学的）英语好的来..Solve the equation dy/dx=-g-kv given that v=u t=0,and that u,g,k are positive constant.Sketch the curve indicating the velocity which v approaches as t be The rain is p---down 数学题：p What is a perfect square?p-1,p+3,3p-1,in that order,from an arithmetic sequence.Which of the following is/are true about 1.p is even 2.p is odd3.p is a perfect square. Alevel 介绍..如题... 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 GRE数学题：P and Q are points on a number line.the coordinate of P is 5 and theP and Q are points on a number line.the coordinate of P is 5 and the diatance between P and Q is 12.question:the coordinate of Q 是多少 会经济的来 ALEVEL ECONOMIC MAY JUNE 经济 SECTION B就是写EASSY的题. 1) with the.help of example,explain why different economic decision makers face the problem of scarcity. 2)Discuss why the mixed economy is the most common economic system A level 高中力学运动学计算.这是Alevel数学.（带翻译）A particle of mass 0.1kg is at rest at a point A on a rough plane inclined at 15 degrees to the horizontal.The particle is given an initial velocity of 6m/s and starts to move up a 一道数学题（英文的!）Given that P(x) is the least degree polynomial with rational coefficients such that P (√2+√3 ) =√2 ,and then P(10)= 英文数学题 determine whether 1/2 is a root of the polynomial p(x)=x3次方-7/2x2次方+x-3/2. when P(x) is divided by (x-1),the remainder is -2 ,When P(x) is divided by(x+1),the remainder is -8.Determine remainder when P(x) is divided by x²-1.