(- 1) ^ 2009 × (- 1 / 2) ^ - 2 + (root 3 - π) ^ 0 + / 1-sin60 ° / + / - 2 / + 2sin30 ° - (- root 3) ^ 2 + (tan45 °) ^ - 1 Prompt: / / represents absolute value | Math enthusiast | Mathematical art

(- 1) ^ 2009 × (- 1 / 2) ^ - 2 + (root 3 - π) ^ 0 + / 1-sin60 ° / + / - 2 / + 2sin30 ° - (- root 3) ^ 2 + (tan45 °) ^ - 1 Prompt: / / represents absolute value

The original formula = - 1 * (4) + 1 + 1-radical 3 / 2 + 2 + 1-3 + 1 = - 1-radical 3 / 2

RELATED INFORMATIONS

1. Known 123456789101112 997998999 is a number arranged by consecutive integers 1 to 999. In the number, the number on the 2013 bit from left to right is______ ．
2. Who can help with this math problem Choose 6 of the 10 numbers from 0 to 9 and add them up to 23 (reselection is allowed) to find the 6 numbers (write as many as you have)
3. Several mathematics problems, seek the big God solution! 1、 Fill in the loop section at the right place, and the following formula holds 2.345＞2.345＞2.345＞2.345 0.613＜ 0.613＜ 0.613＜ 0.613 2、 If the quotient is 2.6, the remainder is (); if the quotient is 5600 △ 500, if the quotient is 11, the remainder is () What rules do you find? 1÷9=0.1... 2÷9=0.2... 3÷9=0.3... 4÷9=0.4... 5÷9=0.6... 6÷9=0.6... A: I found out_________________________________________________________ .
4. If the positions of the single digit and the ten digit of a two digit number are exchanged, the new two digit number will be 9 larger than the original two digit number. How many two digit numbers are there? What are their characteristics?
5. Factorization of 2Y ^ 2 + √ 3Y = 0
6. The following calculation results are correct () A. （ab）3÷ab=ab2B. 1010÷1010=0C. （x+y）6÷（x+y）3•（x+y）=（x+y）2D. （a-2b）3÷（-a+2b）3=-1
7. When a = 1 / 3, B = 0.2, find the value of a & # 179; - B & # 179; / A & # 178; + AB + B & # 178
8. The focus of hyperbola 9x & # 178; - 4Y & # 178; = 1 is
9. （x²+4x）-（y²-4y）
10. When x has any value, the following fraction is significant (1) x ^ 2-2 / 9
11. Four mathematics problems in Grade 1 of junior high school, to process, please do me a favor, give points according to the answers 1. Given the quadratic power of X + the quadratic power of Y - 2x-6y + 10 = 0, find the value of X and y 2. Factorization: 9m quadratic - 4N quadratic + 4N-1 (y + 1) (2 power of Y + 1) - (2 power of Y + 1) 4. The second power of a + the second power of B - 6A + 4B + 13 = 0, and the value of a in B If all the questions are correct, you can get high marks
12. When will the hour hand and the minute hand coincide between 8:00 and 9:00? When will the hour hand and the minute hand be in a straight line between 8:00 and 9:00? When will the hour hand and the minute hand coincide between 4:00 and 5:00? When will the hour hand and the minute hand be in a straight line between 4:00 and 5:00? It can be expressed as a fraction.)
13. As shown in the figure, the rectangle ABCD with a circumference of 68cm is divided into seven identical small rectangles, and the area of the rectangle ABCD is______ ．
14. When x = 2, y = 9, what is XY & # 178; + 6?
15. X & # 178; + Y & # 178; = 9, x + y = 4, find the value of XY
16. Given 4x-5y = 0, then X-Y / X=
17. Given x ^ 2 + 4x + y ^ 2-2y + 5 = 0, find the value of 4x + 5Y To calculate (process) and train of thought with complete square formula
18. Given 4x-5y = 0, then the value of (x + y): (X-Y) is () A. 1：9B. -9C. 9D. -1：9
19. If X:: y = 3:4, then the value of 4x-5y / 4x + 5Y is?
20. Find 4x + 2 = - x + 3, 20-y = - 1.5y + - 2