The graph shows the acceleration of a racehorse taking off from a starting gate. by how much did the horse's speed increase between 4 seconds and 6 seconds between 4 seconds and 6 seconds?

Pls if a cow has a mass of 9×10^2 kilograms, and a blue whale has a mass of 1.8×10^5 kilograms, which of these statements is true?

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle