Wednesday

December 7, 2016
Total # Posts: 13

**MATH**

How many squares of side 5 inches can be cut from a piece of cartolina 48 inches long and 36 inches wide. What area of the paper will be wasted?

*October 17, 2015*

**math**

h(t)=cos t, [pi/4, 3pi/4] find the average rate of change of the function over the given interval or intervals

*September 23, 2012*

**math**

write inequality of the form |x-a|<b that is equivalent to the interval of 7<x<3.5

*August 25, 2012*

**math**

Two right circular cone, one upside down in the other. The two bases are parallel. The vertex of the smaller cone lies at the center of the larger cone’s base. The larger cone’s height and base radius are 12 and 16 ft, respectively. What are the smaller cone’s ...

*August 13, 2012*

**math**

thanks for your help Reiny :)

*August 13, 2012*

**math**

s = 2x + y = 2x + sqrt(5-x^2)

*August 13, 2012*

**math**

find the largest possible value of s=2x+y if x and y are side lengths in a right triangle whose hypotenuse is 5 units long. My answer : (5)^2 = x^2 + y^2 y^2 = 5 - x^2 y = 5-x^2 Substituting y to s, S = 2x + y = 2x + 5-x^2 To find the largest possible ...

*August 13, 2012*

**math**

thanks steve

*August 10, 2012*

**math**

Water is being pumped into an inverted right circular conical tank at the rate 30 ft^3/min. the tank, which stands vertex down and base up, has a height of 12 ft and a base diameter of 16 ft. how fast is the water level rising when the water is 9 ft deep?

*August 10, 2012*

**math**

An 8 ft wall stands 27 ft from a building. Find the length of the shortest straight beam that will reach to the side of the building from the ground outside the wall.

*August 10, 2012*

**math**

Point A and B of a triangle ABC are at (-1,1) and (3,9), respectively; while point C is on the parabola y=x2. Find coordinate of C so that the area of ABC is minimum, and calculate the largest are of ABC.

*August 10, 2012*

**math**

Draw a kite that has a triangle with sides 1, 1, 2x next to a triangle with sides 2x, 2, 2. Find the area A and the x that maximizes it.

*August 8, 2012*

**math**

A street light (light source) is 15 m above the ground. A ball is freely released from a location of 9 m from the light with the same elevation as the light’s. While the ball is falling, it casts a shadow on the ground. Assuming the gravity is 10 m/s2, calculate the speed...

*August 8, 2012*

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