Six out of seven minus five out of seven is equal to a number of formulas As long as you answer correctly, I'll take it. I'll be very grateful

RELATED INFORMATIONS

• 1. X minus 1 / 2 x equals 15. What's x
• 2. The formula that 8x minus 15 times 2 equals 3 / 5
• 3. X minus 5 / 2 is equal to 7 / 2 minus X. to find out how much x equals, we need a formula,
• 4. 5 (x minus 1) minus 7 (x plus 5) equals 11 (x plus 1)
• 5. What's 2 out of 5 plus 4 out of 7 minus 2 out of 5 plus 1 out of 7,
• 6. How much is 4 out of 5 plus 7 out of 9 minus (1 out of 5 plus 7 out of 9), We should use a simple method to calculate,
• 7. Minus 2 equals 15, minus 5 equals 20, minus 10 equals 10. What's the number
• 8. A number, minus 2 into 15, minus 5 into 20, minus 10 into 10, what is the number, to explain the reasons oh
• 9. -How much is 1 minus 1 / 3
• 10. If we know that a minus one part of a equals 10, then the square of (a plus one part of a) equals?
• 11. If 3x + 4 = 25, then 4x + 3 equals () A. 31B. 7C. 25
• 12. One variable linear equation. 4x = 3x / 20 + 16
• 13. 3x + 20 = 4x-25 the transfer of terms in one variable linear equation in the first volume of mathematics of junior high school
• 14. The circumference of a rectangle is 48 cm, and its length is three times of its width. How many square centimeters is the area of the rectangle? Use the comprehensive formula
• 15. F1F2 is the left and right focus of the ellipse, the line L passing through F2 intersects the ellipse at two points AB, the inclination angle of L is 60, the distance from F1 to L is 2, and the focal length of the ellipse is 3
• 16. Make sentences with dashes of various meanings Dash has a lot of meaning, say the meaning, and then use a variety of meaning to make a sentence
• 17. As shown in the figure, the power supply voltage remains unchanged, R1 = R2 = R3 = 3 Ω, when the switch S1 is closed, S2 is open, and the indication of the ammeter is 2A (1) When S1 and S2 are both disconnected, the current through each resistor and the power consumed by R1; (2) When S1 and S2 are closed, the total resistance of the circuit and the heat generated by R3 in one minute
• 18. It is known that f (COS α) + F (- cos α) = 4sin α cos α, and | α | ≤ π / 2 (1) Find the values of F (0) and f (1); (2) Find the analytic expression of F (x); (3) Find the maximum of F (x)
• 19. There is a regular n prism with 22 faces, and the sum of the lengths of all the side edges is 10 cm, and the side length of the bottom area is 5 cm
• 20. The sum of circumference, diameter and radius of a circle is 9.28 cm. The diameter of the circle is () and the area is ()