86²=(80+6)² solve using formula
△ABC is inscribed in a circle such that AB is a diameter and point D lies on line BC. If ∠BAD: ∠ADB = 3:20, and ∠ABC = 12° + ∠CAD,...
[6kg-(5kg)(sin30)-(5kg)(cos30)(0.2)](9.8m/s^2) / 5kg + 6kg
X-3/X-1<2
sin-1x/√(1-x^2)
$(2+x)^{2}$=16
h(x)= $\sqrt{x2}$+9
sin-1x/√1-x^2
Suppose A is non empty set of F that is bounded below in F, and let B be the set of all bounds of A . prove that B has a maximum ...
x^4-8x^2-9