Other Math Answers

a) 35=5x?
b)50=2x5x ?
c)30=2x?x?
d)54=2x3

given f(x)=3x(x-1)^5, compute f'''(x)

Farouk scored 110% in his mathematics test. Explain how this is possible. Give an example of actual mark allocations that will prove your answer.

Solve the following differential equations:
i) dy/dx = cot(y + x) −1

Find the values of x for which the function f(x)=x^3–3x, is increasing.

2.Evaluate ∫cos(6x+4)dx
a.sin(6x+4)
--------- +c
6

b.cos(6x+4)
--------- +c
6
c.tan(6x+4)
--------- +c
6
d.sec(6x+4)
--------- +c
6

1.Find the integral with respect to x ∫cos x sin xdx
a.sin^2x
-------- +c
2
b.sin2x+c
c.cos^2x
----- +c
2
d.sinx

RS1 remaining parent material is 12.5%. RS2 remaining parent material is 25%. Based on the amount of remaining parent material in the rocks, how many half-lives have occurred for each?

The Kelowna division of Windstream RVs builds the Wanderer model. The division had total revenue of $4,785,000 and a profit of $520,000 on the sale of 165 units in the first half of its financial year. Sales declined to 117 units in the second half of the year, resulting in a profit of only $136,000.



Determine the selling price per unit, the total revenue in the second half, the unit variable costs, and the annual fixed costs.

7.What is the distance between the points x and y, given that x = 3 + 2i and y = 4 + 3i?
a.2
b.square root of 2
c.square root of 3
d.3

8.If r is the hypothenus of a right-angled triangle with sides a and b and if i and j are unit vectors in the horizontal and vertical directions, then r is given by
a.a^2i+b^2j
b.i + j
c.ai–bj
d.ai + bj