Question

7x² - 28 x-6 at x = 2​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

• Given - 7x^2 - 2 root 8 x - 6

• To find - value of this eq.

• Solution -

Given that x = 2

putting value of x = root 2 in eq.

7( root 2) ^3 - 2 root 8 ( root 2) - 6

7( 2 root 2 ) - 2 root 16 - 6

14 root 2 - 2 root 16 - 6

14 root 2 - 8 - 6

14 root 2 - 14

0

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