Bens model boat weighs 4 newsons. when he places it in the water it sinks. explain what happened and what he can do to make it float

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

Do you mind if you guys me with this question i’m on number 8

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?