A56 kg miniature horse weighs 268 fewer kilograms than shetland pony

Which expression is the factorization of x^2+10+21

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.