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Algebra || 18.07.2021

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Question 1

If  where a, b and c are rational numbers, then find the value of 4a + 5b - 6c:

Question 2

If abc = 1, then find the value of :

Question 3

If x = , then find the value of :

Question 4

If , then find the value of :

Question 5

If , then what is the value of x?

Question 6

If it is given that, x + y + z = 0, then find the value of:

 ?

Question 7

If ,  and , then find the value of :

Question 8

If x = √3 + 2 + √5, then find the value of 2x4 – 16x3 + 16x2 + 60x – 90:

Question 9

If , then find the value of :

Question 10

If  and y + z – x ≠ 0, then which one of the following is true?
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