omgitsbailey omgitsbailey
  • 15-01-2016
  • Mathematics
contestada

if f(x) varies directly with x^2, and f(x)=75 when x=5, find the value of f(8)

Respuesta :

pasha582
pasha582 pasha582
  • 16-01-2016
f(x) = x² + c
f(5) = 25 + 50
f(8) = 64 + 50 = 114

Answer Link

Otras preguntas

ich dein mein? deuschland danke
“Express each of the following numbers using scientific notation “
Why is 3 + (−5) equal to −2? A.Because it is 5 units to the left of 0 on a horizontal number line B. Because it is 5 units to the right of 3 on a horizontal num
what are the parts that interact to form a whole ecosystem
Nigel flips a coin 50 times and records whether it lands on heads or tails. What is the experimental probability that the coin will land on heads? Heads= 27 Tai
What is a syllogism? a play written by Sophocles b logical sequence created by Aristotle c proposition that is valid d system of thought analysis
what is the answer for 6r+7=13+7r
Describe the 11 years that elapsed between the declaration of independence and the signing of the constitution in 1787.
The function g(x) = 3x2 − 12x + 7 written in vertex form is g(x) = 3(x − 2)2 − 5. What is the vertex of g(x)? (−6, −5) (−2, −5) (2, −5) (6, −5)
Who invented the movable type printing press?