Write the root or solution of the following equations. a) x-7=0, U=N b) x+9=0, U=Z c) x-3/8=0, U ...

Number of k-combinations · ( n k ) = { ( n k − 1 ) n − k + 1 k if k > 0 ( n − 1 k ) n n − k if k < n ( n − 1 k − 1 ) n k if n , k > 0 . · ( n 0 ) = 1 = ( n n ) {\ ...Read more

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x+7=±0 Plus or minus 0 0 is 0 0 . x+7=0 Subtract 7 7 from both sides of the equation. x=−7 x = - 7 |x+7|=0Read more

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x=7 is a vertical line, there is no y-intercept and the slope is undefined. Slope: Undefined y-intercept: No y-intercept Find two points on the line.Read more

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The equation is x^7 = -1. To help us visualize De Moivre's theorem, we can rewrite it as x^7 = -1 + 0i. However, we need to convert this to polar form.Read more

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Frequently Asked Questions (FAQ) · What is the answer to x-7=0 ? The answer to x-7=0 is x=7 · Solve for x: x-7=0. The solution is x=7 ...Read more

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either x = 0 and/or x+7 = 0. Solving these you find that x=0 and/or x = -7 to end up with 0=0.Read more

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"7/0" is not ambiguous, it's just not defined. If you had a sequence 7/x and considered the limit as x -> 0 from the right you'd get + infinity ...Read more

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