Vinah

Three variables p,q, and r are such that p varies directly as q and inversly as the square of r.(a)when p =9,q=12 and r=5. (b)express q in terms of p and r. (c)if p is increased by 10% and r decreased by 10%,find; (1)a simplified expression for the change...

Find the number of terms of a geometric progression .find the number of terms of the series 2+6+10+14+18...that will give a sum of 800

Make n the subject of the formula E=√x(n-x)/n-1

Given that log y=log(10x^n).make n the subject of the formula

Given that x varies directlyas the square root of y and x=2 when y=1 find x when y=4

Find the number of terms of a G.P of the series 2+6+10+14+18......that will give a sum of 800

Evaluate Log4^5-log5^4/log 4^1/5+log 5^1/4

Find the value of x given that Log(15-5x)-1 log(3x-2)

I haven't get your response yet please help me