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How to Dealing With Exponents on Negative Bases ?
Exponents work just the same way on negative bases as they do on positive ones:(-2)0 = 1 Any number (except 0) raised to the 0 power is 1.(-2)1 = -2 Any number raised to the first power is that number.(-2)2 = (-2)(-2) = 4 (-2)3 = (-2)(-2)(-2) = -8 (-2)4 = (-2)(-2)(-2)(-2) = 16
Do you notice any pattern here? All the even powers of -2 end up being positive. All the odd powers end up negative. That's a useful trick to know!
Two tangents PA and PB are drawn to the circle with center O, such that ∠APB=120 o . Prove that OP=2AP. Ans: Given : - ∠APB = 120o Construction : -Join OP To prove : -
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about scalene,equilateral and isosceles.
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Now we start solving constant linear, coefficient and second order differential and homogeneous equations. Thus, let's recap how we do this from the previous section. We start alon
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TRIGONOMETRY : "The mathematician is fascinated with the marvelous beauty of the forms he constructs, and in their beauty he finds everlasting truth." Example:
Q. What is a Negative Number? Ans. Negative numbers are very important in mathematics. We say that positive and negative numbers are opposites of one another. Here
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