rex

This page lists questions and answers that were posted by visitors named rex.

Questions

The following questions were asked by visitors named rex.

how do I solve system of linear inequalities by graphing x-y<=3, x+2y=>6.

A 5.0-kg block at rest on a frictionless surface is acted on by forces F1 = 5.5 N and F2 = 3.5 N. What additional horizontal force will keep the block at rest? Answer: F3 = (-7.6 N)

Select three major sales promotions from different companies.

How many grams of water, H(subscript 2)O, and propene, C(subscript 3)H(subscript 6), can be formed from the reaction of 6.0 g of 2-propanol, C(subscript 3)H(subscript 8)O?

two ropes are tied on a post and applied with forces of 8 and ion.If the amgle between them is 60degrees. Find the resultant vector

In the drawing, the weight of the block on the table is 380 N and that of the hanging block is 175 N. Ignore all frictional effects, and assuming the pulley to be massless. What is the acceleration of the two block?

a person standing at the edge of a cliff throws a rock directly upward. it observed that 2 seconds later, the rock is it maximum height and that 5 seconds after it reached the highest point, it hits the ground at the base of the cliff. what is the initial...

the electric force between Q1 and Q2 is 1.2 going to left. determine the distance between the two charges, and the electric field, E1 and E2, of the electric charges if Q1 is 6 x 10^-6 C, Q2 is 4 x 10^-6 and test charge of +1 x 10^-6 C

explain the steps

Sheldon is baking 2-inch cookies. He has 3 trays that are the same size. On one tray, he makes 5 rows with 4 cookies in each row. He cannot fit any more cookies on the tray. He fills the second tray completely and only part of the third tray. How many coo...

find the area under the normal curve that lies between z=0 and z=2.35? find the area under the normal curve that lies between z=2.42 and z=1.31? find the area under the normal curve that lies between z=1.54 and z=2.24?

What is the probability that a ten digit number that is a number chosen at random between 1,000,000,000 and 9,999,999,999 inclusive will have ten different digits?

marble with speed 35 cm/s rolls off the edge of a table 75 cm high. how long does it take to drop to the floor?

a cannonball is fired horizontally with a velocity of 350 m/s from the top of a cliff 85 m high

Answers

The following answers were posted by visitors named rex.

Density=mass/volume Density=100grams/50 cu.cm Density=2gm/cu.cm

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