Advertisements
Advertisements
प्रश्न
Make A the subject of formula R = `("m"_1"B" + "m"_2"A")/("m"_1 + "m"_2)`
Advertisements
उत्तर
R = `("m"_1"B" + "m"_2"A")/("m"_1 + "m"_2)`
⇒ R (m1 + m2) = m1B + m2A
⇒R (m1 + m2) - m1B = m2A
⇒ `("R" ("m"_1 + "m"_2) - "m"_1"B")/"m"_2` = A.
APPEARS IN
संबंधित प्रश्न
The volume V, of a cone is equal to one third of π times the cube of the radius. Find a formula for it.
The area A of a circular ring is π times the difference between the squares of outer radius R and inner radius r. Make a formula for this statement.
A man bought 25a articles at 30p paisa each and sold them at 20q paisa each. Find his profit in rupees.
Make R the subject of formula A = `"P"(1 + "R"/100)^"N"`
Make x the subject of formula `"a"x^2/"a"^2 + y^2/"b"^2` = 1
If A = pr2 and C = 2pr, then express r in terms of A and C.
Make a the subject of the formula S = `"n"/(2){2"a" + ("n" - 1)"d"}`. Find a when S = 50, n = 10 and d = 2.
Make y the subject of the formula `x/"a" + y/"b" `= 1. Find y, when a = 2, b = 8 and x = 5.
Make f the subject of the formula D = `sqrt((("f" + "p")/("f" - "p"))`. Find f, when D = 13 and P = 21.
"The volume of a cylinder V is equal to the product of π and square of radius r and the height h". Express this statement as a formula. Make r the subject formula. Find r, when V = 44cm3, π = `(22)/(7)`, h = 14cm.
