Discover Questions

If sin(theta)= cos(20+theta) what is the value of theta? How do you determine the signs when factoring this equation
-x^2+7x+10 The -X^2 is throwing me off? Can you make a flask filled with air float in water by changing the temperature of the air? What is the solution set of the equation (x+6)(x-m)=0? The tree I m curious about has darkish bark with white spots throughout and the leaves are in groups of 3 with small hairs underneath?