If x is an integer, then which of the following statements about x²-x-1 is true?

Created: 3 months ago | Updated: 1 month ago

It is always odd.

It is always even.

It is always positive.

It is even when x is even and odd when x is odd.

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356

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The ratio of Pens and Pencils in a shop is 3 : 2 respectively . The average number of Pens and Pencils is 180. What is the number of Pencils in the shop?

Created: 3 months ago | Updated: 1 month ago

444

244

৩৪৪

১৪৪

Job Solution Janata Bank Ltd এসিস্ট্যান্ট এক্সিকিউটিভ অফিসার ২৯.১১. ২০১৯ গণিত

615

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P, Q, and R start a business. P invests 3 times as much as Q invests and Q invests 2/3 rd as much as R invests . Find the ratio of capitals of P, Q and R?

Created: 3 months ago | Updated: 1 month ago

3 : 2 : 6

6 : 2 : 3

2 : 6 : 3

5 : 2 : 3

Job Solution Janata Bank Ltd এসিস্ট্যান্ট এক্সিকিউটিভ অফিসার ২৯.১১. ২০১৯ গণিত

701

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How many iron rods, each of length 7 m and diameter 2 cm can be made out of 0.88 $m^{3}$ of iron?

Created: 3 months ago | Updated: 1 month ago

400

২০০

৩০০

100

Job Solution Janata Bank Ltd এসিস্ট্যান্ট এক্সিকিউটিভ অফিসার ২৯.১১. ২০১৯ গণিত

553

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A is three as old as B. C was twice -as old as A four years ago. In four years time, A will be 31. What are the present ages of B and C?

Created: 3 months ago | Updated: 1 month ago

45, 10

9,50

10,50

50,15

Job Solution Janata Bank Ltd এসিস্ট্যান্ট এক্সিকিউটিভ অফিসার ২৯.১১. ২০১৯ গণিত

512

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$3 \sqrt{5} + \sqrt{125} = 17.88 t h e n w h a t w i l l b e t h e v a l u e o f \sqrt{80} + 6 \sqrt{5} = ?$

Created: 3 months ago | Updated: 1 month ago

13.41

20.46

21.66

22.35

Job Solution Janata Bank Ltd এসিস্ট্যান্ট এক্সিকিউটিভ অফিসার ২৯.১১. ২০১৯ গণিত

461

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If x is an integer, then which of the following statements about x2-x-1 is true?

Related Questions

The ratio of Pens and Pencils in a shop is 3 : 2 respectively . The average number of Pens and Pencils is 180. What is the number of Pencils in the shop?

P, Q, and R start a business. P invests 3 times as much as Q invests and Q invests 2/3 rd as much as R invests . Find the ratio of capitals of P, Q and R?

How many iron rods, each of length 7 m and diameter 2 cm can be made out of 0.88 m3 of iron?

A is three as old as B. C was twice -as old as A four years ago. In four years time, A will be 31. What are the present ages of B and C?

35 +125=17.88 then what will be the value of 80+65 =?

If x is an integer, then which of the following statements about x²-x-1 is true?

How many iron rods, each of length 7 m and diameter 2 cm can be made out of 0.88 $m^{3}$ of iron?

$3 \sqrt{5} + \sqrt{125} = 17.88 t h e n w h a t w i l l b e t h e v a l u e o f \sqrt{80} + 6 \sqrt{5} = ?$