# Posts by ra

Total # Posts: 20

**Math--Matrix**

Q1. Suppose A= ( -1 2 -3 -4 3 2 1 3 1 ), then the determinant of this matrix is? Q2. Suppose det ( 1 2 3 1 4 5 y 4 5)=0, then y=?

*February 2, 2017*

**Math--Matrix**

Suppose A = ( 6 9 -1 -4). Then the largest eigenvalue of A is? The smallest eigenvalue of A is?

*February 2, 2017*

**Math--Matrix**

Suppose v= (1 x) is a 3-eigenvector of A= (5 -1 6 0), then x=?

*February 2, 2017*

**math**

the cost of 5 digital cameras and 3 similar video cameras is 3213.00. each video camera costs 4 times as much as each digital camera. john buys a digital camera and a video camera. how much does he pay?

*October 28, 2015*

**physics**

An Alaskan rescue plane traveling 37 m/s drops a package of emergency rations from a height of 149 m to a stranded party of explorers. The acceleration of gravity is 9.8 m/s 2 . Where does the package strike the ground relative to the point directly below where it was released...

*December 14, 2012*

**physics**

Someone in a car going past you at the speed of 43 m/s drops a small rock from a height of 1.6 m. How far from the point of the drop will the rock hit the ground? The acceleration due to gravity is 9.8 m/s 2 . Answer in units of m

*December 14, 2012*

**physics**

During a baseball game, a batter hits a popup to a ﬁelder 64 m away. The acceleration of gravity is 9.8 m/s 2 . If the ball remains in the air for 6.7 s, how high does it rise? Answer in units of m

*December 14, 2012*

**che**

1.0M FeCl3(H2O)6 IN 2M HCl + 2.0M FeCl2(H2O)4 WHAT ARE THE MAIN CHEMICAL REACTION...

*July 13, 2011*

**physics**

The hang time is twice the time it takes for the vertical velocity component (which in initially 23.0 sin 58.5 m/s) to reach zero. That equals twice the time it takes to reach its highest elevation. T = 2 Vo sin 58.5/g g is the acceleration of gravity.

*January 16, 2011*

**english**

essay on (theft in house)

*December 24, 2009*

**U.S. History**

List and dicuss some of the factors that aided European imperalism in the late 1800s

*October 12, 2009*

**math**

Every circle is a function

*June 24, 2009*

**math**

The equation of a circle with center (-1, 2) and radius 4 is

*June 24, 2009*

**11th grade**

The equation of a circle with center (0, 3) and radius 3 is

*June 24, 2009*

**math**

The Wyndsor Glass Co produces high quality windows and glass doors. It has three plants. – Plant 1 makes aluminum frames – Plant 2 makes wood frames – Plant 3 makes glass and assembles the products The company wants to introduce 2 new products: 8 ft glass door ...

*November 23, 2008*

**math**

The Wyndsor Glass Co produces high quality windows and glass doors. It has three plants. – Plant 1 makes aluminum frames – Plant 2 makes wood frames – Plant 3 makes glass and assembles the products The company wants to introduce 2 new products: 8 ft glass door ...

*November 23, 2008*

**math**

Estimate the amount of gasoline consumed by automobiles in the USA each year (assume population of USA is 300 million). If the gasoline consumed annually can be stored in a single tank that is 0.1 km by 0.1 km at the base, what is the height of the tank? (1 US gallon is ...

*November 23, 2008*

**ALGEBRA WITH PIZZAZZ**

3(2X+5)=39

*April 6, 2008*

**History**

What is Renaissace in Rome? What happened in Rome when itwas Renaissance? Who were the important people in Rome when it was Renaissance? What was the government system at that time? Thank you for using the Jiskha Homework Help Forum. Try the following link for some information...

*December 13, 2006*

**Physics**

mv^2

*September 10, 2006*

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