The difference of two numbers is 5. If the sum of four times the first number and the second number is 50, find the numbers. Put in an ordered pair.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.