Question

The quantity U is the sum of two terms, one partly constant and the other varies directly as the square of V .if V is 2and U is 35 ,and When is 5 and U is 203. find the value of V when U is 515

Answer 1

u = a + bv^2
You know that
a + 4b = 35
a + 25b = 203
a=3, b=8
3+8*515^2 = 2,121,803

Answer 2

Pls the full answer not the half way done

Answer 3

In a political party primary election,4356 deligates were able to vote for at least one candidates. 750 of them voted for candidates a only, 480 voted for candidates b only and 900 voted for candidates c only. If 210 voted for candidates a and b only, 51 voted for candidates a and c only, 133 voted for candidate b and c only and 405 voted for non of the candidates.
(*)How many voted for all the three candidates
(*)How many voted for at least 2 candidates

Answer 4

The quantity U is the sum of two terms, one partly constant and the other varies directly as the square of V .if V is 2and U is 35 ,and When v is 5 and U is 203. find the value of V when U is 515