The amount of water in a tank is measured by the differentiable function f , where f(t) is measured in liters and
t is measured in seconds. What are the units of f'(t)?

Use the discriminant to describe the roots of each equation. then select the best description. 2m2 + 3 = m double root real and rational roots real and irrational roots non-real roots

Add the fractions and simplify 1/2+ 1/3

Evaluate cos2θ for cosθ = square root of 3/2