Advertisements
Advertisements
प्रश्न
Make a the subject of formula S = `("a"("r"^"n" - 1))/("r" - 1)`
उत्तर
S = `("a"("r"^"n" - 1))/("r" - 1)`
⇒ S(r - 1) = a(rn - 1)
⇒ `("S"("r" - 1))/(("r"^"n" - 1)` = a
⇒ a = `("S"("r" - 1))/(("r"^"n" - 1)`.
APPEARS IN
संबंधित प्रश्न
Make a formula for the statement:"The number of diagonals, d, that can be drawn from one vertex of an n sided polygon to all the other vertices is equal to the number of sides of the polygon less 3"
Make x the subject of formula `"a"x^2/"a"^2 + y^2/"b"^2` = 1
Make y the subject of formula W = `"pq" + (1)/(2)"wy"^2`
Make V the subject of formula K = `(1)/(2)"MV"^2`
Make c the subject of formula x = `(-"b" ± sqrt("b"^2 - 4"ac"))/(2"a")`
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.
If s = `"n"/(2)[2"a" + ("n" - 1)"d"]`, the n express d in terms of s, a and n. find d if n = 3, a = n + 1 and s = 18.
