Prove algebraically that the ratio

  1. Prove algebraically that the ratio of perimeters of two triangles is 1:4 if the ratio of their corresponding sides is 1:4
    1. answers icon 5 answers
    2. ann asked by ann
    3. views icon 767 views
  2. If a and b are positive integers, prove that:ab = gcd(a,b)*lcm(a,b). Can visualize this being true and easily create examples
    1. answers icon 1 answer
    2. Rom asked by Rom
    3. views icon 1,025 views
  3. Prove algebraically that |w+z|<=|w|+|z| for any complex numbers w and z.
    1. answers icon 1 answer
    2. Josh asked by Josh
    3. views icon 494 views
  4. Prove algebraically that y=x^2-4 is symmetric with the y-axis.Please help! Thanks
    1. answers icon 1 answer
    2. Bree asked by Bree
    3. views icon 744 views
  5. prove (a) A(+B)=AB & (b) A+B=A+B both algebraically and using the truth table.
    1. answers icon 1 answer
    2. Traxx asked by Traxx
    3. views icon 461 views
  6. Prove algebraically that the difference between any two different odd numbers is an even number.Thanks.
    1. answers icon 1 answer
    2. Joey asked by Joey
    3. views icon 1,572 views
  7. Help please! I can't seem to get x as the answer to prove that they are inverses of each other!Show what f and g are inverse
    1. answers icon 1 answer
    2. Sara asked by Sara
    3. views icon 523 views
  8. Create a system of linear equations that when solved algebraically, prove to have no solution.
    1. answers icon 1 answer
    2. I’m Going Back Home asked by I’m Going Back Home
    3. views icon 129 views
  9. Triangle ABC with D, E and F the midpoints of BC, AC, and AB. G is the midpoint of AD such that the ratio AG:GD =2:1, VECtors AB
    1. answers icon 0 answers
    2. Jat asked by Jat
    3. views icon 649 views
  10. Triangle ABC with D, E and F the midpoints of BC, AC, and AB. G is the midpoint of AD such that the ratio AG:GD =2:1, VECtors AB
    1. answers icon 1 answer
    2. Jat asked by Jat
    3. views icon 664 views