Express cos 100° cos 70° - sin 100° sin 70° as a
trigonometric function of a single angle.

Five dinosaurs go for a walk and come across some lovely chicken wings. their names are rexy, bronto, steggy, paly, and terry. there are exactly 5 dozen wings(equal enough for each dino to have a dozen right? ); however, terry is on a diet and he only eats 6 wings. if paly eats 2 more than terry, steggy eats 4 more than paly, and bronto and rexy eat the same amount because they are really hungry from not eating all day, how many chicken wings did each dino eat?

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Explain why the factor 1.5 is broke. into two numbers in the model.