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Answer: x=* right ?
-1*-1 = +1
-1*-1*-1=-1 !
-*-=+
-*-*-=-
Answer: To multiply three numbers, multiply the first two, then multiply the result with the third. Also: If you repeatedly multiply by a factor of -1, you will alternately get 1, -1, 1, -1, etc.
times one
<P>
<P>Any number multiplied by 1 will be itself.
<P>1x2=2
<P>1x3=3
<P>and so on</P>
1 x 1 = 1 this is because anything times one equals itself so if one is multiplying against itself it equals one.
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Factors of x cubed plus x squared - x - 1?
x3 + x2 - x - 1 = x2(x+1) - 1(x+1) =(x+1)(x2-1) = (x+1)(x+1)(x-1)
What is x minus 1 divided through x?
(x - 1)/x = x/x - 1/x = 1 - 1/x
How do you factor x minus 1 cubed minus x plus 1 cubed?
(x - 1)(x - 1)(x - 1) - (x + 1)(x + 1)(x + 1)
How do you factor x to the second minus one?
Note that x² - 1 can be written as: x² + x - x - 1 Then, factor-by-group the expression to get: x(x + 1) - (x + 1) = (x - 1)(x + 1) Hence, x2 - 1 = (x + 1)(x - 1)
What is -1-x equals x plus 1?
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What does 1 to the power 40 equals to?
1 to the power of 40 can be expanded to be: 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 X 1 Which would equal ..... 1
What is 1-x divided by x squared plus x?
1 - x/(x2 + x) = 1 - x/[x(x+1)] = 1 - 1/(x+1) = (x+1)/(x+1) - 1/(x+1) = x/(x + 1)
How do you solve 1 to the power of 20?
120 = 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 = 1 The number one to the power of any non-negative integer is 1.
What is the exponent of 1 1 1 1 1 1 1 1 1?
1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 x 1 = 19
What does cosx divided by 1-sinx equal?
cos x / (1-sin x) = cos x (1 + sin x) / (1 - sin x) (1 + sin x) = cos x (1 + sin x) / (1 - sin2x) = cos x (1 + sin x) / cos2 x = (1 + sin x) / cos x = sec x + tan xcos x / (1-sin x) = cos x (1 + sin x) / (1 - sin x) (1 + sin x) = cos x (1 + sin x) / (1 - sin2x) = cos x (1 + sin x) / cos2 x = (1 + sin x) / cos x = sec x + tan xcos x / (1-sin x) = cos x (1 + sin x) / (1 - sin x) (1 + sin x) = cos x (1 + sin x) / (1 - sin2x) = cos x (1 + sin x) / cos2 x = (1 + sin x) / cos x = sec x + tan xcos x / (1-sin x) = cos x (1 + sin x) / (1 - sin x) (1 + sin x) = cos x (1 + sin x) / (1 - sin2x) = cos x (1 + sin x) / cos2 x = (1 + sin x) / cos x = sec x + tan x
How do you factor x3 plus 1?
x3 + 1 = x3 + x2 - x2 - x + x + 1 = x2(x + 1) - x(x + 1) +1(x + 1) = (x + 1)(x2 - x + 1)
Factor x3 1?
x^3 + 1 = (x + 1)(x^2 - x + 1) x^3 - 1 = (x - 1)(x^2 + x + 1)
What is x to the negative 1 power times x to the negative 1 power?
x^-1 * x^-1 =x^(-1 + -1) =x^-2 or alternatively: 1/x times 1/x =1/x^2 (1/x^2) is the same as (x^-2)
How do you factor x to the 256 power minus 1?
(x - 1)(x + 1)(x^2 + 1)(x^4 + 1)(x^8 + 1)(x^16 + 1)(x^32 + 1)(x^64 + 1)(x^128 + 1)
How do you factor x3 -1?
(x^3 - 1) = (x - 1)[x^2 + (x)(1) + 1^2] = (x - 1)(x^2 + x + 1)
What does x times x to the power of negative 1 equal?
x * x-1 = 1 because x-1 is just another way of saying 1/x, and: x * 1/x = x/x = 1
What is x2-2x plus 1 equals 0?
...if you did not recognize this to be (x - 1)^2... x^2 - 2x + 1 = 0 or x^2 - x - x + 1 = 0 x(x - 1) - 1(x -1) = 0 (x - 1) (x - 1) = 0 x = 1
