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Coordinate Geometry

Question
CBSEENMA9001838
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Factorise: 7 square root of 2 straight x squared minus 10 straight x minus 4 square root of 2

Solution
7 square root of 2 straight x squared minus 10 straight x minus 4 square root of 2 space space space space space equals space 7 square root of 2 straight x squared minus 14 straight x plus 4 straight x minus 4 square root of 2 space space space space space equals space 7 square root of 2 straight x left parenthesis straight x minus square root of 2 right parenthesis plus 4 left parenthesis straight x minus square root of 2 right parenthesis space space space space space equals space space left parenthesis straight x minus square root of 2 right parenthesis space left parenthesis 7 space square root of 2 straight x space plus 4 right parenthesis

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

Write the coefficients of x2 in each of the following:
2 - x2 + x3

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