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Coordinate Geometry

Question

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The lateral surface area of a cube is 4 times the square of its edge, find the edge of a cube whose lateral surface area is given by:

$4 straight x squared minus 8 minus square root of 128 straight x$

Solution

Solution not provided.
Ans. $straight x square root of 2$

Some More Questions From Coordinate Geometry Chapter

Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer.

4x² - 3x + 7

Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer.

x¹⁰+ y³ + t⁵⁰

Write the coefficients of x² in each of the following:

2 + x² + x

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