Any real number that can be written as a proper or improper fraction is regarded as being a rational number. By definition,: A rational number can be written in the form p/q where p and q …

First we need to include the 1 in the complex number's polar form so:

x=pi (cosx-5) (cosx+1)=0 Set the factors equal to 0: cosx-5=0 cosx=5 Since cosx is never equal to any number greater than 1 or less than -1 on the unit circle, this has no solution. cosx+1=0 …

see below Charge is basically the instantaneous situation of the atom , which arouse due to the presences or absence of the electrons. Meaning Every thing is made up of atoms , and they …

A transformer for a distribution line receives 2V ac and step up to 240V ac. The secondary contains 300 turns and draws 10 A. Calculate; 1). The number of turns in the primary coil? 2). …

Thanks A triangle has sides A, B, and C. Sides A and B have lengths of 8 and 3, respectively. The angle between A and C is # (13pi)/24# and the angle between B and C is # (pi)24#. What is …

Here's what I got. As you know, the osmotic pressure of a solution can be calculated using the equation color (blue) (ul (color (black) (Pi = i * c * R T))) Here Pi is the osmotic pressure of the …

Maria had 105 beads to start with. First define the number of beads each girl had using variables. Let the number of beads that Maria had be x Together they had 250, so the number of beads …

870 digits 1-9 are the numbers with one digit each. There are 9 numbers from 1-9 Use a formula: "Number of digits" xx "number of numbers with the same amount of digits = total number of …

There will be 2 points with x = 5 (5,12)" and "(5,-12) One of the Pythagorean triples is 5, 12, 13 5^2 +12^2 = 13^2 A circle with centre at the origin and radius 13 units, will pass through an …