#709.40625" "larr# denominator wil be #10^5# Write it as a whole number and a fraction: #709 40625/100000" "larr# now simplify. #5 and 25# are obviously factors of top and bottom, but if …

The number of km in the perimeter of a park is 8 greater than the number of square km in its area. What is the width? Geometry

May 4, 2017 · A rational number is one that can be expressed as a fraction (and so 1 2 and 1 3 are rational but π and √2 aren't). So let's find some fractions between 1 8 and 1 5.

If you're asking if cos^n(x+\\pi/2) = sin^n(x) for every even n, the answer is yes. Actually, its' true for every exponent n. Since you have the initial equality x=y, then x^n=y^n must always hold.

For me this is a dead end, because I cannot compute trigonometric functions of multiples of pi/9. We must rely on a calculator: 0.7660+0.6428i -0.9397+0.3420i 0.1736-0.9848i

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 …

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 …

Sep 26, 2016 · Explanation: In simplifying a fraction like this: follow these steps: "Determine the sign" (odd number of negs #rarr# negative) "Simplify the numbers" (like a normal arithmetic …

The ratio is 5:7 This means that there are 5 junk emails in every 7 emails received. A ratio is a comparison between two or more quantities with the same unit. It tells how many there are of …

NOTE: I added #2pi# because the signs of "a" and "b" indicated that the number was in the 4th quadrant.