用戶55774

inlet pipe fill an empty pool in 6hr drain can empty the pool in 12hr How long will it take pipe to fill the pool if the drain is left open?

M is the midpoint of line AB . If A is at ( 5,7) and M is at ( -3,-4). find the coordinates of B.?

10 points?

Find the distance from the origin (0,0,0) to the plane ABC, where A=(1,1,0); B=(0,1,3); C=(-1,3,3)?

Help with maths?

Can you help me with long division of this polynomial?

who can solve this x4-144=0?

Mathematicians, I need help please read the math problem below.?

In a triangle abc, ab=12, bc=18, ca=25. A semi circle is inscribed in abc such that the diameter of the circle lies on ac.?

Point A(-5,7) is rotated about 90 degrees of the origin. What are coordinates of A?

For the equation y= x^2 + 4 + 10, write in in the form of y=(x-h)^2+k ? (Steps please)?

The Base of an Isosceles triangle is the line from (4,-3) to (-4,5) Find the locus of the third vertex?

Where does the line through the points P(1, 0, 1,) and Q(4, −2, 2) intersect the plane x + y + z = 6?

What do Fibonacci numbers, 1,1,2,3,5, etc. have to do with the golden ratio, 1.618??? What's the relationship?

Find the equations of two perpendicular straight lines, both pass thru the point 3x+4y-7=0, 5x-12y+7 = 0 and 1 passes thru the point (2,9)?

Write a pythagorean triplet whose smallest member is 5.?

How to write this equation on standard form?

find radius of maximum area that lies between the two circles and commom tangent AB!?

Find the exact distance between the given lines: 2x-5y=6 2x-5y=5?

[TRIGONOMETRY] how do I write a sine equation from a cosine equation?

Prove it true or false?

Elementary Linear Algebra Linearly independent?