There is a detailed process to find the slope of the following lines and the intercept X / 3 + Y / 7 = 1 on the y-axis
y=-7x/3+7,
Slope k = - 7 / 3,
The intercept of Y axis is 7
RELATED INFORMATIONS
- 1. F (x) = cosx + SiNx, it is proved that a belongs to (0,0.5 π) such that f (x + a) = f (x + 3a) is constant
- 2. Given that the line L passes through the point m (2,3), and the intercept on the x-axis and y-axis is equal, the equation of the line L is obtained
- 3. Let f (x) = (1 + 2x - 3x ^ 2) ^ 6 1) Items with x ^ 2 in F (x) expansion (4x ^ 2 and - 3x ^ 2) 2) The sum of coefficients of all terms in F (x) expansion 3) The sum of coefficients of all odd power terms of X in F (x) expansion The third question is still thinking. Can someone teach me the first two questions?
- 4. Simple calculation of 15 / 0.25
- 5. The function f (x) defined on R satisfies f (x + 2) = 2F (x). When x ∈ [0,2], f (x) = x2-2x, then when x ∈ [- 4, - 2], the minimum value of F (x) is___ .
- 6. There are two numbers whose absolute value is equal to 1, right or wrong?
- 7. How to find the definition field of logarithmic function Y = 1-log2 (4x-5) under the root sign
- 8. When the absolute values are equal, the sum is ()? When the absolute values are not equal, take the sign of () and subtract ()? When the absolute values are equal, the sum is ()? When the absolute values are not equal, take the sign of () and subtract ()?
- 9. The monotone increasing interval of function y = | LG (x + 1) | is______ .
- 10. It is known that the function f (x) = X3 + AX2 + BX + 4 is an increasing function on (- ∞, 0) and a decreasing function on (0, 1). (I) find the value of B; (II) when x ≥ 0, the curve y = f (x) is always above the straight line y = a2x-4, and find the value range of A
- 11. 7:35, 2:25, 4:20, 9:08? There are two versions
- 12. In the rectangular coordinate system, there are four points a (- 6, - 3), B (- 2, - 5), C (0, m), D (n, 0). When the perimeter of the quadrilateral ABCD is the shortest, the values of M and N can be obtained
- 13. Let a + B = 10 and ab = 7. Then the square of a and the square of B + AB =?
- 14. Given the quadratic power of a + AB = 10, the quadratic power of B - AB = 7, find the quadratic power of a + 2ab-b
- 15. Formula: (one half of the square of AB) third power
- 16. Given a + B = 5, ab = 7, find the square of a, B + the square of ab-a-b
- 17. Given a + B = 7, ab = 5, find the value of (a-b) square
- 18. The power a of (3 / 2) multiplied by the power B of (8 / 27) De is equal to 2 / 3, and the value can be obtained from a-2b + 2
- 19. How much is the 3 / 2 power of 8 / 27? Is there a - 3 / 2 power of 8 / 27? How much is it? For example, please give the explanation and answer of the problem. What is the value of (1-0.5 to the power of - 2)?
- 20. The domain of F (x + 3) is [2,3], (1) the domain of F (x); (2) the domain of F (X-2)