Write an inequality and solve.

On the last three chemistry exams a student scored
81, 85, and 91. What score must the student earn on
the next exam to have an average above 85?

Which statement is true 1.the pythagorean theorem can be used to find the missing side of any triangle 2.the pythagorean theorem can be used to find the missing side of any polygon 3. the pythagorean theorem can be used to find the missing side of any right triangle 4.the pythagorean theorem can be used to find the missing side of any isosceles triangle

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Prove the following(cot0+cosec0)[tex](cot0 + cosec0) { }^{2} = \frac{1 + cos0}{1 - cos0} [/tex]