Other Math Answers

Binets formula is being use in determining unknown Fibonacci numbers because they are difficult to determine using the manual method

The circle C has centre (-1; 5) and radius 5.

i) Show that the equation of C can be written as x2 + y2 + 2x - 10y + 1 = 0.

ii) Find the equation of the tangent to C at the point A ≡ (-4; 9).

The point B lies on the circle C such that AB is a diameter.

(iii) Find the equation of the circle through the points A; B and O, where O is the origin.

Write the next three terms of sequence:

a.1,2,4,7,11,..

b.9,18,27,36,45,..

c.100,78,54,28,0,...

d,30,35,45,60,80,..

1/2,11/2,23/2,37/2,53/2,..

A car is moving at 17.7 m/s when it begins to slow down with a deceleration of 2.5 m/s². How long does it take for the car to travel 80 meters as it slows down?

A box contains 3

,

200

 stripped marbles that are either yellow, blue, or red. If 30

percent of the marbles are yellow and 40

 percent are blue, what percent are red?

Marcus provides math tutoring lessons to ICON students. The amount of hours he is willing to tutor (supply) (Q) depends on the price he charges (P) in the following way: Q= 3P+2. The demand for his tutoring services is given by Q=5-2P. 

If the math professor increases the amount of office hours during which she is available to students, then

Use inductive reasoning to predict the most probable next number in te following lists. 2, 5, 10, 17, 26, (?)